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Finding the Fourth Proportional to 181,776.29, 272,788.92 and 63,447.62

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Solution

The fourth proportional to 181,776.29, 272,788.92 and 63,447.62 is: 95,214.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,776.29 : 272,788.92 = 63,447.62 : x
  2. Step 2: Convert to fraction form
    181,776.29/272,788.92 = 63,447.62/x
  3. Step 3: Cross multiply
    181,776.29x = 272,788.92 × 63,447.62
  4. Step 4: Simplify right side
    181,776.29x = 17,307,806,372.43
  5. Step 5: Solve for x
    x = 17,307,806,372.43/181,776.29
  6. Step 6: Final answer
    x = 95,214.88

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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.