Home / 88,161.73-132,242.60-21,601.29

Finding the Fourth Proportional to 88,161.73, 132,242.60 and 21,601.29

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Solution

The fourth proportional to 88,161.73, 132,242.60 and 21,601.29 is: 32,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,161.73 : 132,242.60 = 21,601.29 : x
  2. Step 2: Convert to fraction form
    88,161.73/132,242.60 = 21,601.29/x
  3. Step 3: Cross multiply
    88,161.73x = 132,242.60 × 21,601.29
  4. Step 4: Simplify right side
    88,161.73x = 2,856,610,091.74
  5. Step 5: Solve for x
    x = 2,856,610,091.74/88,161.73
  6. Step 6: Final answer
    x = 32,401.93

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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.