Home / 132,163.50-182,385.18-71,734.14

Finding the Fourth Proportional to 132,163.50, 182,385.18 and 71,734.14

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Solution

The fourth proportional to 132,163.50, 182,385.18 and 71,734.14 is: 98,992.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,163.50 : 182,385.18 = 71,734.14 : x
  2. Step 2: Convert to fraction form
    132,163.50/182,385.18 = 71,734.14/x
  3. Step 3: Cross multiply
    132,163.50x = 182,385.18 × 71,734.14
  4. Step 4: Simplify right side
    132,163.50x = 13,083,244,719.99
  5. Step 5: Solve for x
    x = 13,083,244,719.99/132,163.50
  6. Step 6: Final answer
    x = 98,992.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.