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Finding the Fourth Proportional to 63,382.07, 87,486.71 and 36,542.49

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Solution

The fourth proportional to 63,382.07, 87,486.71 and 36,542.49 is: 50,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,382.07 : 87,486.71 = 36,542.49 : x
  2. Step 2: Convert to fraction form
    63,382.07/87,486.71 = 36,542.49/x
  3. Step 3: Cross multiply
    63,382.07x = 87,486.71 × 36,542.49
  4. Step 4: Simplify right side
    63,382.07x = 3,196,982,042.60
  5. Step 5: Solve for x
    x = 3,196,982,042.60/63,382.07
  6. Step 6: Final answer
    x = 50,439.85

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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.