Home / 137,724.38-206,673.95-58,839.20

Finding the Fourth Proportional to 137,724.38, 206,673.95 and 58,839.20

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Solution

The fourth proportional to 137,724.38, 206,673.95 and 58,839.20 is: 88,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,724.38 : 206,673.95 = 58,839.20 : x
  2. Step 2: Convert to fraction form
    137,724.38/206,673.95 = 58,839.20/x
  3. Step 3: Cross multiply
    137,724.38x = 206,673.95 × 58,839.20
  4. Step 4: Simplify right side
    137,724.38x = 12,160,528,992.57
  5. Step 5: Solve for x
    x = 12,160,528,992.57/137,724.38
  6. Step 6: Final answer
    x = 88,296.13

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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.