Home / 132,548.06-198,832.67-79,600.79

Finding the Fourth Proportional to 132,548.06, 198,832.67 and 79,600.79

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Solution

The fourth proportional to 132,548.06, 198,832.67 and 79,600.79 is: 119,407.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,548.06 : 198,832.67 = 79,600.79 : x
  2. Step 2: Convert to fraction form
    132,548.06/198,832.67 = 79,600.79/x
  3. Step 3: Cross multiply
    132,548.06x = 198,832.67 × 79,600.79
  4. Step 4: Simplify right side
    132,548.06x = 15,827,236,217.64
  5. Step 5: Solve for x
    x = 15,827,236,217.64/132,548.06
  6. Step 6: Final answer
    x = 119,407.53

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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.