Home / 132,094.40-198,131.06-37,320.75

Finding the Fourth Proportional to 132,094.40, 198,131.06 and 37,320.75

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Solution

The fourth proportional to 132,094.40, 198,131.06 and 37,320.75 is: 55,978.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,094.40 : 198,131.06 = 37,320.75 : x
  2. Step 2: Convert to fraction form
    132,094.40/198,131.06 = 37,320.75/x
  3. Step 3: Cross multiply
    132,094.40x = 198,131.06 × 37,320.75
  4. Step 4: Simplify right side
    132,094.40x = 7,394,399,850.80
  5. Step 5: Solve for x
    x = 7,394,399,850.80/132,094.40
  6. Step 6: Final answer
    x = 55,978.15

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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.