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Finding the Fourth Proportional to 67,337.12, 101,024 and 20,588.96

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Solution

The fourth proportional to 67,337.12, 101,024 and 20,588.96 is: 30,889.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,337.12 : 101,024 = 20,588.96 : x
  2. Step 2: Convert to fraction form
    67,337.12/101,024 = 20,588.96/x
  3. Step 3: Cross multiply
    67,337.12x = 101,024 × 20,588.96
  4. Step 4: Simplify right side
    67,337.12x = 2,079,979,095.04
  5. Step 5: Solve for x
    x = 2,079,979,095.04/67,337.12
  6. Step 6: Final answer
    x = 30,889.04

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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.