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Finding the Fourth Proportional to 116,062.64, 173,860.68 and 60,542

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Solution

The fourth proportional to 116,062.64, 173,860.68 and 60,542 is: 90,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,062.64 : 173,860.68 = 60,542 : x
  2. Step 2: Convert to fraction form
    116,062.64/173,860.68 = 60,542/x
  3. Step 3: Cross multiply
    116,062.64x = 173,860.68 × 60,542
  4. Step 4: Simplify right side
    116,062.64x = 10,525,873,288.56
  5. Step 5: Solve for x
    x = 10,525,873,288.56/116,062.64
  6. Step 6: Final answer
    x = 90,691.31

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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.