Home / 151,081.16-208,535.82-93,737.96

Finding the Fourth Proportional to 151,081.16, 208,535.82 and 93,737.96

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Solution

The fourth proportional to 151,081.16, 208,535.82 and 93,737.96 is: 129,385.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,081.16 : 208,535.82 = 93,737.96 : x
  2. Step 2: Convert to fraction form
    151,081.16/208,535.82 = 93,737.96/x
  3. Step 3: Cross multiply
    151,081.16x = 208,535.82 × 93,737.96
  4. Step 4: Simplify right side
    151,081.16x = 19,547,722,353.73
  5. Step 5: Solve for x
    x = 19,547,722,353.73/151,081.16
  6. Step 6: Final answer
    x = 129,385.57

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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.