Home / 88,268.18-132,401.10-21,708.88

Finding the Fourth Proportional to 88,268.18, 132,401.10 and 21,708.88

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Solution

The fourth proportional to 88,268.18, 132,401.10 and 21,708.88 is: 32,563.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,268.18 : 132,401.10 = 21,708.88 : x
  2. Step 2: Convert to fraction form
    88,268.18/132,401.10 = 21,708.88/x
  3. Step 3: Cross multiply
    88,268.18x = 132,401.10 × 21,708.88
  4. Step 4: Simplify right side
    88,268.18x = 2,874,279,591.77
  5. Step 5: Solve for x
    x = 2,874,279,591.77/88,268.18
  6. Step 6: Final answer
    x = 32,563.03

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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.