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Finding the Fourth Proportional to 32,691.92, 49,056.56 and 27,211.68

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Solution

The fourth proportional to 32,691.92, 49,056.56 and 27,211.68 is: 40,833.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,691.92 : 49,056.56 = 27,211.68 : x
  2. Step 2: Convert to fraction form
    32,691.92/49,056.56 = 27,211.68/x
  3. Step 3: Cross multiply
    32,691.92x = 49,056.56 × 27,211.68
  4. Step 4: Simplify right side
    32,691.92x = 1,334,911,412.62
  5. Step 5: Solve for x
    x = 1,334,911,412.62/32,691.92
  6. Step 6: Final answer
    x = 40,833.07

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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.