Home / 80,446.05-120,508.70-62,833.41

Finding the Fourth Proportional to 80,446.05, 120,508.70 and 62,833.41

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Solution

The fourth proportional to 80,446.05, 120,508.70 and 62,833.41 is: 94,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,446.05 : 120,508.70 = 62,833.41 : x
  2. Step 2: Convert to fraction form
    80,446.05/120,508.70 = 62,833.41/x
  3. Step 3: Cross multiply
    80,446.05x = 120,508.70 × 62,833.41
  4. Step 4: Simplify right side
    80,446.05x = 7,571,972,241.50
  5. Step 5: Solve for x
    x = 7,571,972,241.50/80,446.05
  6. Step 6: Final answer
    x = 94,124.85

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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.