Home / 69,387.93-95,754.29-38,761.43

Finding the Fourth Proportional to 69,387.93, 95,754.29 and 38,761.43

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Solution

The fourth proportional to 69,387.93, 95,754.29 and 38,761.43 is: 53,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,387.93 : 95,754.29 = 38,761.43 : x
  2. Step 2: Convert to fraction form
    69,387.93/95,754.29 = 38,761.43/x
  3. Step 3: Cross multiply
    69,387.93x = 95,754.29 × 38,761.43
  4. Step 4: Simplify right side
    69,387.93x = 3,711,572,536.46
  5. Step 5: Solve for x
    x = 3,711,572,536.46/69,387.93
  6. Step 6: Final answer
    x = 53,490.18

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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.