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Finding the Fourth Proportional to 160,367.16, 240,604.19 and 53,761.66

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Solution

The fourth proportional to 160,367.16, 240,604.19 and 53,761.66 is: 80,660.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,367.16 : 240,604.19 = 53,761.66 : x
  2. Step 2: Convert to fraction form
    160,367.16/240,604.19 = 53,761.66/x
  3. Step 3: Cross multiply
    160,367.16x = 240,604.19 × 53,761.66
  4. Step 4: Simplify right side
    160,367.16x = 12,935,280,657.36
  5. Step 5: Solve for x
    x = 12,935,280,657.36/160,367.16
  6. Step 6: Final answer
    x = 80,660.41

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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.