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Finding the Fourth Proportional to 173,791.62, 260,708.76 and 61,448.58

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Solution

The fourth proportional to 173,791.62, 260,708.76 and 61,448.58 is: 92,180.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,791.62 : 260,708.76 = 61,448.58 : x
  2. Step 2: Convert to fraction form
    173,791.62/260,708.76 = 61,448.58/x
  3. Step 3: Cross multiply
    173,791.62x = 260,708.76 × 61,448.58
  4. Step 4: Simplify right side
    173,791.62x = 16,020,183,095.56
  5. Step 5: Solve for x
    x = 16,020,183,095.56/173,791.62
  6. Step 6: Final answer
    x = 92,180.41

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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.