Home / 88,247.16-132,367.50-21,687.48

Finding the Fourth Proportional to 88,247.16, 132,367.50 and 21,687.48

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Solution

The fourth proportional to 88,247.16, 132,367.50 and 21,687.48 is: 32,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,247.16 : 132,367.50 = 21,687.48 : x
  2. Step 2: Convert to fraction form
    88,247.16/132,367.50 = 21,687.48/x
  3. Step 3: Cross multiply
    88,247.16x = 132,367.50 × 21,687.48
  4. Step 4: Simplify right side
    88,247.16x = 2,870,717,508.90
  5. Step 5: Solve for x
    x = 2,870,717,508.90/88,247.16
  6. Step 6: Final answer
    x = 32,530.42

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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.