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Finding the Fourth Proportional to 181,778.50, 272,669.10 and 63,449.94

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Solution

The fourth proportional to 181,778.50, 272,669.10 and 63,449.94 is: 95,175.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,778.50 : 272,669.10 = 63,449.94 : x
  2. Step 2: Convert to fraction form
    181,778.50/272,669.10 = 63,449.94/x
  3. Step 3: Cross multiply
    181,778.50x = 272,669.10 × 63,449.94
  4. Step 4: Simplify right side
    181,778.50x = 17,300,838,034.85
  5. Step 5: Solve for x
    x = 17,300,838,034.85/181,778.50
  6. Step 6: Final answer
    x = 95,175.38

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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.