Home / 132,338.90-198,509.03-32,499.14

Finding the Fourth Proportional to 132,338.90, 198,509.03 and 32,499.14

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Solution

The fourth proportional to 132,338.90, 198,509.03 and 32,499.14 is: 48,748.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,338.90 : 198,509.03 = 32,499.14 : x
  2. Step 2: Convert to fraction form
    132,338.90/198,509.03 = 32,499.14/x
  3. Step 3: Cross multiply
    132,338.90x = 198,509.03 × 32,499.14
  4. Step 4: Simplify right side
    132,338.90x = 6,451,372,757.23
  5. Step 5: Solve for x
    x = 6,451,372,757.23/132,338.90
  6. Step 6: Final answer
    x = 48,748.88

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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.