Home / 132,160.50-198,201.87-38,644.02

Finding the Fourth Proportional to 132,160.50, 198,201.87 and 38,644.02

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Solution

The fourth proportional to 132,160.50, 198,201.87 and 38,644.02 is: 57,954.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,160.50 : 198,201.87 = 38,644.02 : x
  2. Step 2: Convert to fraction form
    132,160.50/198,201.87 = 38,644.02/x
  3. Step 3: Cross multiply
    132,160.50x = 198,201.87 × 38,644.02
  4. Step 4: Simplify right side
    132,160.50x = 7,659,317,028.32
  5. Step 5: Solve for x
    x = 7,659,317,028.32/132,160.50
  6. Step 6: Final answer
    x = 57,954.66

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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.