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Finding the Fourth Proportional to 87,707.40, 131,569.40 and 24,527.52

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Solution

The fourth proportional to 87,707.40, 131,569.40 and 24,527.52 is: 36,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,707.40 : 131,569.40 = 24,527.52 : x
  2. Step 2: Convert to fraction form
    87,707.40/131,569.40 = 24,527.52/x
  3. Step 3: Cross multiply
    87,707.40x = 131,569.40 × 24,527.52
  4. Step 4: Simplify right side
    87,707.40x = 3,227,070,967.25
  5. Step 5: Solve for x
    x = 3,227,070,967.25/87,707.40
  6. Step 6: Final answer
    x = 36,793.60

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1.5x scale

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.