Home / 67,676.23-101,524.20-20,932.75

Finding the Fourth Proportional to 67,676.23, 101,524.20 and 20,932.75

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Solution

The fourth proportional to 67,676.23, 101,524.20 and 20,932.75 is: 31,402.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,676.23 : 101,524.20 = 20,932.75 : x
  2. Step 2: Convert to fraction form
    67,676.23/101,524.20 = 20,932.75/x
  3. Step 3: Cross multiply
    67,676.23x = 101,524.20 × 20,932.75
  4. Step 4: Simplify right side
    67,676.23x = 2,125,180,697.55
  5. Step 5: Solve for x
    x = 2,125,180,697.55/67,676.23
  6. Step 6: Final answer
    x = 31,402.17

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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.