Home / 137,959.20-206,899.92-59,159.16

Finding the Fourth Proportional to 137,959.20, 206,899.92 and 59,159.16

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Solution

The fourth proportional to 137,959.20, 206,899.92 and 59,159.16 is: 88,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,959.20 : 206,899.92 = 59,159.16 : x
  2. Step 2: Convert to fraction form
    137,959.20/206,899.92 = 59,159.16/x
  3. Step 3: Cross multiply
    137,959.20x = 206,899.92 × 59,159.16
  4. Step 4: Simplify right side
    137,959.20x = 12,240,025,471.27
  5. Step 5: Solve for x
    x = 12,240,025,471.27/137,959.20
  6. Step 6: Final answer
    x = 88,722.07

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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.