Home / 141,562.17-195,355.66-77,899.97

Finding the Fourth Proportional to 141,562.17, 195,355.66 and 77,899.97

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Solution

The fourth proportional to 141,562.17, 195,355.66 and 77,899.97 is: 107,501.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,562.17 : 195,355.66 = 77,899.97 : x
  2. Step 2: Convert to fraction form
    141,562.17/195,355.66 = 77,899.97/x
  3. Step 3: Cross multiply
    141,562.17x = 195,355.66 × 77,899.97
  4. Step 4: Simplify right side
    141,562.17x = 15,218,200,053.33
  5. Step 5: Solve for x
    x = 15,218,200,053.33/141,562.17
  6. Step 6: Final answer
    x = 107,501.88

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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.