Home / 62,377.38-86,090.51-39,726.13

Finding the Fourth Proportional to 62,377.38, 86,090.51 and 39,726.13

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Solution

The fourth proportional to 62,377.38, 86,090.51 and 39,726.13 is: 54,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,377.38 : 86,090.51 = 39,726.13 : x
  2. Step 2: Convert to fraction form
    62,377.38/86,090.51 = 39,726.13/x
  3. Step 3: Cross multiply
    62,377.38x = 86,090.51 × 39,726.13
  4. Step 4: Simplify right side
    62,377.38x = 3,420,042,792.03
  5. Step 5: Solve for x
    x = 3,420,042,792.03/62,377.38
  6. Step 6: Final answer
    x = 54,828.25

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1.5x scale

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.