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Finding the Fourth Proportional to 67,589.94, 101,385.18 and 23,229.48

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Solution

The fourth proportional to 67,589.94, 101,385.18 and 23,229.48 is: 34,844.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,589.94 : 101,385.18 = 23,229.48 : x
  2. Step 2: Convert to fraction form
    67,589.94/101,385.18 = 23,229.48/x
  3. Step 3: Cross multiply
    67,589.94x = 101,385.18 × 23,229.48
  4. Step 4: Simplify right side
    67,589.94x = 2,355,125,011.11
  5. Step 5: Solve for x
    x = 2,355,125,011.11/67,589.94
  6. Step 6: Final answer
    x = 34,844.31

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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.