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Finding the Fourth Proportional to 151,676.76, 227,330.68 and 107,316.32

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Solution

The fourth proportional to 151,676.76, 227,330.68 and 107,316.32 is: 160,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,676.76 : 227,330.68 = 107,316.32 : x
  2. Step 2: Convert to fraction form
    151,676.76/227,330.68 = 107,316.32/x
  3. Step 3: Cross multiply
    151,676.76x = 227,330.68 × 107,316.32
  4. Step 4: Simplify right side
    151,676.76x = 24,396,292,000.70
  5. Step 5: Solve for x
    x = 24,396,292,000.70/151,676.76
  6. Step 6: Final answer
    x = 160,843.97

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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.