Home / 62,781.54-86,639.17-34,101.47

Finding the Fourth Proportional to 62,781.54, 86,639.17 and 34,101.47

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Solution

The fourth proportional to 62,781.54, 86,639.17 and 34,101.47 is: 47,060.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,781.54 : 86,639.17 = 34,101.47 : x
  2. Step 2: Convert to fraction form
    62,781.54/86,639.17 = 34,101.47/x
  3. Step 3: Cross multiply
    62,781.54x = 86,639.17 × 34,101.47
  4. Step 4: Simplify right side
    62,781.54x = 2,954,522,623.38
  5. Step 5: Solve for x
    x = 2,954,522,623.38/62,781.54
  6. Step 6: Final answer
    x = 47,060.37

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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.