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Finding the Fourth Proportional to 173,791.30, 260,691.48 and 55,462.48

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Solution

The fourth proportional to 173,791.30, 260,691.48 and 55,462.48 is: 83,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,791.30 : 260,691.48 = 55,462.48 : x
  2. Step 2: Convert to fraction form
    173,791.30/260,691.48 = 55,462.48/x
  3. Step 3: Cross multiply
    173,791.30x = 260,691.48 × 55,462.48
  4. Step 4: Simplify right side
    173,791.30x = 14,458,595,995.67
  5. Step 5: Solve for x
    x = 14,458,595,995.67/173,791.30
  6. Step 6: Final answer
    x = 83,195.17

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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.