Home / 88,474.24-132,399.66-55,209.96

Finding the Fourth Proportional to 88,474.24, 132,399.66 and 55,209.96

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Solution

The fourth proportional to 88,474.24, 132,399.66 and 55,209.96 is: 82,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,474.24 : 132,399.66 = 55,209.96 : x
  2. Step 2: Convert to fraction form
    88,474.24/132,399.66 = 55,209.96/x
  3. Step 3: Cross multiply
    88,474.24x = 132,399.66 × 55,209.96
  4. Step 4: Simplify right side
    88,474.24x = 7,309,779,932.61
  5. Step 5: Solve for x
    x = 7,309,779,932.61/88,474.24
  6. Step 6: Final answer
    x = 82,620.43

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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.