Home / 132,050.80-198,003.30-57,158.20

Finding the Fourth Proportional to 132,050.80, 198,003.30 and 57,158.20

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Solution

The fourth proportional to 132,050.80, 198,003.30 and 57,158.20 is: 85,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,050.80 : 198,003.30 = 57,158.20 : x
  2. Step 2: Convert to fraction form
    132,050.80/198,003.30 = 57,158.20/x
  3. Step 3: Cross multiply
    132,050.80x = 198,003.30 × 57,158.20
  4. Step 4: Simplify right side
    132,050.80x = 11,317,512,222.06
  5. Step 5: Solve for x
    x = 11,317,512,222.06/132,050.80
  6. Step 6: Final answer
    x = 85,705.75

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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.