Home / 132,974.28-199,460.88-54,087.84

Finding the Fourth Proportional to 132,974.28, 199,460.88 and 54,087.84

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Solution

The fourth proportional to 132,974.28, 199,460.88 and 54,087.84 is: 81,131.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,974.28 : 199,460.88 = 54,087.84 : x
  2. Step 2: Convert to fraction form
    132,974.28/199,460.88 = 54,087.84/x
  3. Step 3: Cross multiply
    132,974.28x = 199,460.88 × 54,087.84
  4. Step 4: Simplify right side
    132,974.28x = 10,788,408,163.70
  5. Step 5: Solve for x
    x = 10,788,408,163.70/132,974.28
  6. Step 6: Final answer
    x = 81,131.54

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1.5x scale

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.