Home / 54,491.24-75,190.20-30,616.76

Finding the Fourth Proportional to 54,491.24, 75,190.20 and 30,616.76

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Solution

The fourth proportional to 54,491.24, 75,190.20 and 30,616.76 is: 42,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,491.24 : 75,190.20 = 30,616.76 : x
  2. Step 2: Convert to fraction form
    54,491.24/75,190.20 = 30,616.76/x
  3. Step 3: Cross multiply
    54,491.24x = 75,190.20 × 30,616.76
  4. Step 4: Simplify right side
    54,491.24x = 2,302,080,307.75
  5. Step 5: Solve for x
    x = 2,302,080,307.75/54,491.24
  6. Step 6: Final answer
    x = 42,246.80

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Find fourth proportional to 27,245.62, 37,595.10 and 15,308.38
Half scale
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Double scale
Find fourth proportional to 54,492.24, 75,191.58 and 30,617.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.