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Finding the Fourth Proportional to 151,508.62, 227,329.88 and 79,444.32

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Solution

The fourth proportional to 151,508.62, 227,329.88 and 79,444.32 is: 119,201.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,508.62 : 227,329.88 = 79,444.32 : x
  2. Step 2: Convert to fraction form
    151,508.62/227,329.88 = 79,444.32/x
  3. Step 3: Cross multiply
    151,508.62x = 227,329.88 × 79,444.32
  4. Step 4: Simplify right side
    151,508.62x = 18,060,068,416.14
  5. Step 5: Solve for x
    x = 18,060,068,416.14/151,508.62
  6. Step 6: Final answer
    x = 119,201.59

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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.