Home / 80,525.32-120,829.50-36,182.92

Finding the Fourth Proportional to 80,525.32, 120,829.50 and 36,182.92

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Solution

The fourth proportional to 80,525.32, 120,829.50 and 36,182.92 is: 54,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,525.32 : 120,829.50 = 36,182.92 : x
  2. Step 2: Convert to fraction form
    80,525.32/120,829.50 = 36,182.92/x
  3. Step 3: Cross multiply
    80,525.32x = 120,829.50 × 36,182.92
  4. Step 4: Simplify right side
    80,525.32x = 4,371,964,132.14
  5. Step 5: Solve for x
    x = 4,371,964,132.14/80,525.32
  6. Step 6: Final answer
    x = 54,293.04

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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.