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Finding the Fourth Proportional to 32,642.35, 45,045.58 and 18,495.19

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Solution

The fourth proportional to 32,642.35, 45,045.58 and 18,495.19 is: 25,522.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,642.35 : 45,045.58 = 18,495.19 : x
  2. Step 2: Convert to fraction form
    32,642.35/45,045.58 = 18,495.19/x
  3. Step 3: Cross multiply
    32,642.35x = 45,045.58 × 18,495.19
  4. Step 4: Simplify right side
    32,642.35x = 833,126,560.76
  5. Step 5: Solve for x
    x = 833,126,560.76/32,642.35
  6. Step 6: Final answer
    x = 25,522.87

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Half scale
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Double scale
Find fourth proportional to 32,643.35, 45,046.96 and 18,496.19
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.