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Finding the Fourth Proportional to 63,468.90, 87,584.02 and 36,620.07

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Solution

The fourth proportional to 63,468.90, 87,584.02 and 36,620.07 is: 50,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,468.90 : 87,584.02 = 36,620.07 : x
  2. Step 2: Convert to fraction form
    63,468.90/87,584.02 = 36,620.07/x
  3. Step 3: Cross multiply
    63,468.90x = 87,584.02 × 36,620.07
  4. Step 4: Simplify right side
    63,468.90x = 3,207,332,523.29
  5. Step 5: Solve for x
    x = 3,207,332,523.29/63,468.90
  6. Step 6: Final answer
    x = 50,533.92

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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.