Home / 132,736.32-198,987.84-49,610.88

Finding the Fourth Proportional to 132,736.32, 198,987.84 and 49,610.88

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Solution

The fourth proportional to 132,736.32, 198,987.84 and 49,610.88 is: 74,372.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,736.32 : 198,987.84 = 49,610.88 : x
  2. Step 2: Convert to fraction form
    132,736.32/198,987.84 = 49,610.88/x
  3. Step 3: Cross multiply
    132,736.32x = 198,987.84 × 49,610.88
  4. Step 4: Simplify right side
    132,736.32x = 9,871,961,851.70
  5. Step 5: Solve for x
    x = 9,871,961,851.70/132,736.32
  6. Step 6: Final answer
    x = 74,372.73

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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.