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Finding the Fourth Proportional to 181,877.92, 272,832.88 and 55,546.68

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Solution

The fourth proportional to 181,877.92, 272,832.88 and 55,546.68 is: 83,324.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,877.92 : 272,832.88 = 55,546.68 : x
  2. Step 2: Convert to fraction form
    181,877.92/272,832.88 = 55,546.68/x
  3. Step 3: Cross multiply
    181,877.92x = 272,832.88 × 55,546.68
  4. Step 4: Simplify right side
    181,877.92x = 15,154,960,678.84
  5. Step 5: Solve for x
    x = 15,154,960,678.84/181,877.92
  6. Step 6: Final answer
    x = 83,324.91

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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.