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Finding the Fourth Proportional to 159,910.08, 239,866.24 and 54,729.92

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Solution

The fourth proportional to 159,910.08, 239,866.24 and 54,729.92 is: 82,095.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,910.08 : 239,866.24 = 54,729.92 : x
  2. Step 2: Convert to fraction form
    159,910.08/239,866.24 = 54,729.92/x
  3. Step 3: Cross multiply
    159,910.08x = 239,866.24 × 54,729.92
  4. Step 4: Simplify right side
    159,910.08x = 13,127,860,125.90
  5. Step 5: Solve for x
    x = 13,127,860,125.90/159,910.08
  6. Step 6: Final answer
    x = 82,095.26

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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.