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Finding the Fourth Proportional to 63,448.47, 87,566.66 and 36,590.97

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Solution

The fourth proportional to 63,448.47, 87,566.66 and 36,590.97 is: 50,500.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,448.47 : 87,566.66 = 36,590.97 : x
  2. Step 2: Convert to fraction form
    63,448.47/87,566.66 = 36,590.97/x
  3. Step 3: Cross multiply
    63,448.47x = 87,566.66 × 36,590.97
  4. Step 4: Simplify right side
    63,448.47x = 3,204,149,029.06
  5. Step 5: Solve for x
    x = 3,204,149,029.06/63,448.47
  6. Step 6: Final answer
    x = 50,500.02

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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.