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Finding the Fourth Proportional to 60,738.66, 91,104.75 and 16,366.86

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Solution

The fourth proportional to 60,738.66, 91,104.75 and 16,366.86 is: 24,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,738.66 : 91,104.75 = 16,366.86 : x
  2. Step 2: Convert to fraction form
    60,738.66/91,104.75 = 16,366.86/x
  3. Step 3: Cross multiply
    60,738.66x = 91,104.75 × 16,366.86
  4. Step 4: Simplify right side
    60,738.66x = 1,491,098,688.59
  5. Step 5: Solve for x
    x = 1,491,098,688.59/60,738.66
  6. Step 6: Final answer
    x = 24,549.42

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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.