Home / 132,034.05-198,064.98-38,540.07

Finding the Fourth Proportional to 132,034.05, 198,064.98 and 38,540.07

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Solution

The fourth proportional to 132,034.05, 198,064.98 and 38,540.07 is: 57,814.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,034.05 : 198,064.98 = 38,540.07 : x
  2. Step 2: Convert to fraction form
    132,034.05/198,064.98 = 38,540.07/x
  3. Step 3: Cross multiply
    132,034.05x = 198,064.98 × 38,540.07
  4. Step 4: Simplify right side
    132,034.05x = 7,633,438,193.75
  5. Step 5: Solve for x
    x = 7,633,438,193.75/132,034.05
  6. Step 6: Final answer
    x = 57,814.16

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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.