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Finding the Fourth Proportional to 60,687.53, 91,042.24 and 18,566.83

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Solution

The fourth proportional to 60,687.53, 91,042.24 and 18,566.83 is: 27,853.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,687.53 : 91,042.24 = 18,566.83 : x
  2. Step 2: Convert to fraction form
    60,687.53/91,042.24 = 18,566.83/x
  3. Step 3: Cross multiply
    60,687.53x = 91,042.24 × 18,566.83
  4. Step 4: Simplify right side
    60,687.53x = 1,690,365,382.99
  5. Step 5: Solve for x
    x = 1,690,365,382.99/60,687.53
  6. Step 6: Final answer
    x = 27,853.58

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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.