Home / 132,787.03-199,180.01-53,900.59

Finding the Fourth Proportional to 132,787.03, 199,180.01 and 53,900.59

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Solution

The fourth proportional to 132,787.03, 199,180.01 and 53,900.59 is: 80,850.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,787.03 : 199,180.01 = 53,900.59 : x
  2. Step 2: Convert to fraction form
    132,787.03/199,180.01 = 53,900.59/x
  3. Step 3: Cross multiply
    132,787.03x = 199,180.01 × 53,900.59
  4. Step 4: Simplify right side
    132,787.03x = 10,735,919,785.70
  5. Step 5: Solve for x
    x = 10,735,919,785.70/132,787.03
  6. Step 6: Final answer
    x = 80,850.67

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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.