Home / 62,376.38-86,089.13-39,725.13

Finding the Fourth Proportional to 62,376.38, 86,089.13 and 39,725.13

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Solution

The fourth proportional to 62,376.38, 86,089.13 and 39,725.13 is: 54,826.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,376.38 : 86,089.13 = 39,725.13 : x
  2. Step 2: Convert to fraction form
    62,376.38/86,089.13 = 39,725.13/x
  3. Step 3: Cross multiply
    62,376.38x = 86,089.13 × 39,725.13
  4. Step 4: Simplify right side
    62,376.38x = 3,419,902,154.01
  5. Step 5: Solve for x
    x = 3,419,902,154.01/62,376.38
  6. Step 6: Final answer
    x = 54,826.88

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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.