Home / 80,195.40-120,259.32-24,043.56

Finding the Fourth Proportional to 80,195.40, 120,259.32 and 24,043.56

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Solution

The fourth proportional to 80,195.40, 120,259.32 and 24,043.56 is: 36,055.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,195.40 : 120,259.32 = 24,043.56 : x
  2. Step 2: Convert to fraction form
    80,195.40/120,259.32 = 24,043.56/x
  3. Step 3: Cross multiply
    80,195.40x = 120,259.32 × 24,043.56
  4. Step 4: Simplify right side
    80,195.40x = 2,891,462,175.98
  5. Step 5: Solve for x
    x = 2,891,462,175.98/80,195.40
  6. Step 6: Final answer
    x = 36,055.21

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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.