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Finding the Fourth Proportional to 160,555.60, 240,861.22 and 53,949.96

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Solution

The fourth proportional to 160,555.60, 240,861.22 and 53,949.96 is: 80,934.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,555.60 : 240,861.22 = 53,949.96 : x
  2. Step 2: Convert to fraction form
    160,555.60/240,861.22 = 53,949.96/x
  3. Step 3: Cross multiply
    160,555.60x = 240,861.22 × 53,949.96
  4. Step 4: Simplify right side
    160,555.60x = 12,994,453,184.55
  5. Step 5: Solve for x
    x = 12,994,453,184.55/160,555.60
  6. Step 6: Final answer
    x = 80,934.29

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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.