Home / 62,414.49-86,132.03-34,120.20

Finding the Fourth Proportional to 62,414.49, 86,132.03 and 34,120.20

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Solution

The fourth proportional to 62,414.49, 86,132.03 and 34,120.20 is: 47,085.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,414.49 : 86,132.03 = 34,120.20 : x
  2. Step 2: Convert to fraction form
    62,414.49/86,132.03 = 34,120.20/x
  3. Step 3: Cross multiply
    62,414.49x = 86,132.03 × 34,120.20
  4. Step 4: Simplify right side
    62,414.49x = 2,938,841,744.65
  5. Step 5: Solve for x
    x = 2,938,841,744.65/62,414.49
  6. Step 6: Final answer
    x = 47,085.89

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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.