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Finding the Fourth Proportional to 109,524.52, 151,143.52 and 59,223.52

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Solution

The fourth proportional to 109,524.52, 151,143.52 and 59,223.52 is: 81,728.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,524.52 : 151,143.52 = 59,223.52 : x
  2. Step 2: Convert to fraction form
    109,524.52/151,143.52 = 59,223.52/x
  3. Step 3: Cross multiply
    109,524.52x = 151,143.52 × 59,223.52
  4. Step 4: Simplify right side
    109,524.52x = 8,951,251,279.59
  5. Step 5: Solve for x
    x = 8,951,251,279.59/109,524.52
  6. Step 6: Final answer
    x = 81,728.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.