Home / 137,691.40-206,558.62-58,806.04

Finding the Fourth Proportional to 137,691.40, 206,558.62 and 58,806.04

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Solution

The fourth proportional to 137,691.40, 206,558.62 and 58,806.04 is: 88,218.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,691.40 : 206,558.62 = 58,806.04 : x
  2. Step 2: Convert to fraction form
    137,691.40/206,558.62 = 58,806.04/x
  3. Step 3: Cross multiply
    137,691.40x = 206,558.62 × 58,806.04
  4. Step 4: Simplify right side
    137,691.40x = 12,146,894,470.06
  5. Step 5: Solve for x
    x = 12,146,894,470.06/137,691.40
  6. Step 6: Final answer
    x = 88,218.25

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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.