Home / 141,224.92-194,890.25-77,566.82

Finding the Fourth Proportional to 141,224.92, 194,890.25 and 77,566.82

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Solution

The fourth proportional to 141,224.92, 194,890.25 and 77,566.82 is: 107,042.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,224.92 : 194,890.25 = 77,566.82 : x
  2. Step 2: Convert to fraction form
    141,224.92/194,890.25 = 77,566.82/x
  3. Step 3: Cross multiply
    141,224.92x = 194,890.25 × 77,566.82
  4. Step 4: Simplify right side
    141,224.92x = 15,117,016,160.97
  5. Step 5: Solve for x
    x = 15,117,016,160.97/141,224.92
  6. Step 6: Final answer
    x = 107,042.13

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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.