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Finding the Fourth Proportional to 60,149.71, 82,816.41 and 52,974.55

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Solution

The fourth proportional to 60,149.71, 82,816.41 and 52,974.55 is: 72,937.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,149.71 : 82,816.41 = 52,974.55 : x
  2. Step 2: Convert to fraction form
    60,149.71/82,816.41 = 52,974.55/x
  3. Step 3: Cross multiply
    60,149.71x = 82,816.41 × 52,974.55
  4. Step 4: Simplify right side
    60,149.71x = 4,387,162,052.37
  5. Step 5: Solve for x
    x = 4,387,162,052.37/60,149.71
  6. Step 6: Final answer
    x = 72,937.38

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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.