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Finding the Fourth Proportional to 60,589.75, 90,885.84 and 16,216.43

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Solution

The fourth proportional to 60,589.75, 90,885.84 and 16,216.43 is: 24,324.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,589.75 : 90,885.84 = 16,216.43 : x
  2. Step 2: Convert to fraction form
    60,589.75/90,885.84 = 16,216.43/x
  3. Step 3: Cross multiply
    60,589.75x = 90,885.84 × 16,216.43
  4. Step 4: Simplify right side
    60,589.75x = 1,473,843,862.35
  5. Step 5: Solve for x
    x = 1,473,843,862.35/60,589.75
  6. Step 6: Final answer
    x = 24,324.97

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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.