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Finding the Fourth Proportional to 116,388.16, 174,658.80 and 63,834.55

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Solution

The fourth proportional to 116,388.16, 174,658.80 and 63,834.55 is: 95,793.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,388.16 : 174,658.80 = 63,834.55 : x
  2. Step 2: Convert to fraction form
    116,388.16/174,658.80 = 63,834.55/x
  3. Step 3: Cross multiply
    116,388.16x = 174,658.80 × 63,834.55
  4. Step 4: Simplify right side
    116,388.16x = 11,149,265,901.54
  5. Step 5: Solve for x
    x = 11,149,265,901.54/116,388.16
  6. Step 6: Final answer
    x = 95,793.82

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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.