Home / 62,424.38-86,121.14-39,757.34

Finding the Fourth Proportional to 62,424.38, 86,121.14 and 39,757.34

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Solution

The fourth proportional to 62,424.38, 86,121.14 and 39,757.34 is: 54,849.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,424.38 : 86,121.14 = 39,757.34 : x
  2. Step 2: Convert to fraction form
    62,424.38/86,121.14 = 39,757.34/x
  3. Step 3: Cross multiply
    62,424.38x = 86,121.14 × 39,757.34
  4. Step 4: Simplify right side
    62,424.38x = 3,423,947,444.17
  5. Step 5: Solve for x
    x = 3,423,947,444.17/62,424.38
  6. Step 6: Final answer
    x = 54,849.52

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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.