Home / 54,424.06-75,104.56-30,550.12

Finding the Fourth Proportional to 54,424.06, 75,104.56 and 30,550.12

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Solution

The fourth proportional to 54,424.06, 75,104.56 and 30,550.12 is: 42,158.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,424.06 : 75,104.56 = 30,550.12 : x
  2. Step 2: Convert to fraction form
    54,424.06/75,104.56 = 30,550.12/x
  3. Step 3: Cross multiply
    54,424.06x = 75,104.56 × 30,550.12
  4. Step 4: Simplify right side
    54,424.06x = 2,294,453,320.55
  5. Step 5: Solve for x
    x = 2,294,453,320.55/54,424.06
  6. Step 6: Final answer
    x = 42,158.80

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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.