Home / 57,691.16-86,617.23-29,630.59

Finding the Fourth Proportional to 57,691.16, 86,617.23 and 29,630.59

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Solution

The fourth proportional to 57,691.16, 86,617.23 and 29,630.59 is: 44,487.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,691.16 : 86,617.23 = 29,630.59 : x
  2. Step 2: Convert to fraction form
    57,691.16/86,617.23 = 29,630.59/x
  3. Step 3: Cross multiply
    57,691.16x = 86,617.23 × 29,630.59
  4. Step 4: Simplify right side
    57,691.16x = 2,566,519,629.07
  5. Step 5: Solve for x
    x = 2,566,519,629.07/57,691.16
  6. Step 6: Final answer
    x = 44,487.23

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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.