Home / 62,557.23-86,366.48-38,715.87

Finding the Fourth Proportional to 62,557.23, 86,366.48 and 38,715.87

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Solution

The fourth proportional to 62,557.23, 86,366.48 and 38,715.87 is: 53,451.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,557.23 : 86,366.48 = 38,715.87 : x
  2. Step 2: Convert to fraction form
    62,557.23/86,366.48 = 38,715.87/x
  3. Step 3: Cross multiply
    62,557.23x = 86,366.48 × 38,715.87
  4. Step 4: Simplify right side
    62,557.23x = 3,343,753,218.46
  5. Step 5: Solve for x
    x = 3,343,753,218.46/62,557.23
  6. Step 6: Final answer
    x = 53,451.11

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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.