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Finding the Fourth Proportional to 160,757.25, 240,942.45 and 59,474.54

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Solution

The fourth proportional to 160,757.25, 240,942.45 and 59,474.54 is: 89,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,757.25 : 240,942.45 = 59,474.54 : x
  2. Step 2: Convert to fraction form
    160,757.25/240,942.45 = 59,474.54/x
  3. Step 3: Cross multiply
    160,757.25x = 240,942.45 × 59,474.54
  4. Step 4: Simplify right side
    160,757.25x = 14,329,942,205.61
  5. Step 5: Solve for x
    x = 14,329,942,205.61/160,757.25
  6. Step 6: Final answer
    x = 89,140.26

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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.