Home / 80,247.50-120,370.96-24,087.36

Finding the Fourth Proportional to 80,247.50, 120,370.96 and 24,087.36

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Solution

The fourth proportional to 80,247.50, 120,370.96 and 24,087.36 is: 36,130.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,247.50 : 120,370.96 = 24,087.36 : x
  2. Step 2: Convert to fraction form
    80,247.50/120,370.96 = 24,087.36/x
  3. Step 3: Cross multiply
    80,247.50x = 120,370.96 × 24,087.36
  4. Step 4: Simplify right side
    80,247.50x = 2,899,419,060.82
  5. Step 5: Solve for x
    x = 2,899,419,060.82/80,247.50
  6. Step 6: Final answer
    x = 36,130.96

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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.