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Finding the Fourth Proportional to 71,592.77, 107,287.60 and 52,724.83

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Solution

The fourth proportional to 71,592.77, 107,287.60 and 52,724.83 is: 79,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,592.77 : 107,287.60 = 52,724.83 : x
  2. Step 2: Convert to fraction form
    71,592.77/107,287.60 = 52,724.83/x
  3. Step 3: Cross multiply
    71,592.77x = 107,287.60 × 52,724.83
  4. Step 4: Simplify right side
    71,592.77x = 5,656,720,471.11
  5. Step 5: Solve for x
    x = 5,656,720,471.11/71,592.77
  6. Step 6: Final answer
    x = 79,012.45

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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.