Home / 206,580.38-310,001.65-88,252.61

Finding the Fourth Proportional to 206,580.38, 310,001.65 and 88,252.61

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Solution

The fourth proportional to 206,580.38, 310,001.65 and 88,252.61 is: 132,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,580.38 : 310,001.65 = 88,252.61 : x
  2. Step 2: Convert to fraction form
    206,580.38/310,001.65 = 88,252.61/x
  3. Step 3: Cross multiply
    206,580.38x = 310,001.65 × 88,252.61
  4. Step 4: Simplify right side
    206,580.38x = 27,358,452,946.17
  5. Step 5: Solve for x
    x = 27,358,452,946.17/206,580.38
  6. Step 6: Final answer
    x = 132,434.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.