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Finding the Fourth Proportional to 60,578.52, 90,867.76 and 16,204.12

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Solution

The fourth proportional to 60,578.52, 90,867.76 and 16,204.12 is: 24,306.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,578.52 : 90,867.76 = 16,204.12 : x
  2. Step 2: Convert to fraction form
    60,578.52/90,867.76 = 16,204.12/x
  3. Step 3: Cross multiply
    60,578.52x = 90,867.76 × 16,204.12
  4. Step 4: Simplify right side
    60,578.52x = 1,472,432,087.17
  5. Step 5: Solve for x
    x = 1,472,432,087.17/60,578.52
  6. Step 6: Final answer
    x = 24,306.17

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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.