Home / 88,101.41-132,150.92-21,542.11

Finding the Fourth Proportional to 88,101.41, 132,150.92 and 21,542.11

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Solution

The fourth proportional to 88,101.41, 132,150.92 and 21,542.11 is: 32,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,101.41 : 132,150.92 = 21,542.11 : x
  2. Step 2: Convert to fraction form
    88,101.41/132,150.92 = 21,542.11/x
  3. Step 3: Cross multiply
    88,101.41x = 132,150.92 × 21,542.11
  4. Step 4: Simplify right side
    88,101.41x = 2,846,809,655.24
  5. Step 5: Solve for x
    x = 2,846,809,655.24/88,101.41
  6. Step 6: Final answer
    x = 32,312.87

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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.