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Finding the Fourth Proportional to 173,856.60, 260,456.85 and 162,046.80

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Solution

The fourth proportional to 173,856.60, 260,456.85 and 162,046.80 is: 242,764.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,856.60 : 260,456.85 = 162,046.80 : x
  2. Step 2: Convert to fraction form
    173,856.60/260,456.85 = 162,046.80/x
  3. Step 3: Cross multiply
    173,856.60x = 260,456.85 × 162,046.80
  4. Step 4: Simplify right side
    173,856.60x = 42,206,199,080.58
  5. Step 5: Solve for x
    x = 42,206,199,080.58/173,856.60
  6. Step 6: Final answer
    x = 242,764.43

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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.