Home / 132,627.80-198,943.78-73,837.14

Finding the Fourth Proportional to 132,627.80, 198,943.78 and 73,837.14

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Solution

The fourth proportional to 132,627.80, 198,943.78 and 73,837.14 is: 110,756.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,627.80 : 198,943.78 = 73,837.14 : x
  2. Step 2: Convert to fraction form
    132,627.80/198,943.78 = 73,837.14/x
  3. Step 3: Cross multiply
    132,627.80x = 198,943.78 × 73,837.14
  4. Step 4: Simplify right side
    132,627.80x = 14,689,439,735.99
  5. Step 5: Solve for x
    x = 14,689,439,735.99/132,627.80
  6. Step 6: Final answer
    x = 110,756.87

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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.