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Finding the Fourth Proportional to 60,719.56, 91,073.13 and 16,344.52

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Solution

The fourth proportional to 60,719.56, 91,073.13 and 16,344.52 is: 24,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,719.56 : 91,073.13 = 16,344.52 : x
  2. Step 2: Convert to fraction form
    60,719.56/91,073.13 = 16,344.52/x
  3. Step 3: Cross multiply
    60,719.56x = 91,073.13 × 16,344.52
  4. Step 4: Simplify right side
    60,719.56x = 1,488,546,594.75
  5. Step 5: Solve for x
    x = 1,488,546,594.75/60,719.56
  6. Step 6: Final answer
    x = 24,515.11

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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.