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Finding the Fourth Proportional to 57,233.10, 85,849.65 and 39,737.10

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Solution

The fourth proportional to 57,233.10, 85,849.65 and 39,737.10 is: 59,605.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,233.10 : 85,849.65 = 39,737.10 : x
  2. Step 2: Convert to fraction form
    57,233.10/85,849.65 = 39,737.10/x
  3. Step 3: Cross multiply
    57,233.10x = 85,849.65 × 39,737.10
  4. Step 4: Simplify right side
    57,233.10x = 3,411,416,127.02
  5. Step 5: Solve for x
    x = 3,411,416,127.02/57,233.10
  6. Step 6: Final answer
    x = 59,605.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.