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Finding the Fourth Proportional to 63,550.52, 87,696.78 and 34,869.47

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Solution

The fourth proportional to 63,550.52, 87,696.78 and 34,869.47 is: 48,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,550.52 : 87,696.78 = 34,869.47 : x
  2. Step 2: Convert to fraction form
    63,550.52/87,696.78 = 34,869.47/x
  3. Step 3: Cross multiply
    63,550.52x = 87,696.78 × 34,869.47
  4. Step 4: Simplify right side
    63,550.52x = 3,057,940,210.92
  5. Step 5: Solve for x
    x = 3,057,940,210.92/63,550.52
  6. Step 6: Final answer
    x = 48,118.26

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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.