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Finding the Fourth Proportional to 69,049.52, 103,587.65 and 26,927.90

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Solution

The fourth proportional to 69,049.52, 103,587.65 and 26,927.90 is: 40,397.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,049.52 : 103,587.65 = 26,927.90 : x
  2. Step 2: Convert to fraction form
    69,049.52/103,587.65 = 26,927.90/x
  3. Step 3: Cross multiply
    69,049.52x = 103,587.65 × 26,927.90
  4. Step 4: Simplify right side
    69,049.52x = 2,789,397,227.86
  5. Step 5: Solve for x
    x = 2,789,397,227.86/69,049.52
  6. Step 6: Final answer
    x = 40,397.06

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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.