Home / 137,722.20-206,583.30-95,731.80

Finding the Fourth Proportional to 137,722.20, 206,583.30 and 95,731.80

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Solution

The fourth proportional to 137,722.20, 206,583.30 and 95,731.80 is: 143,597.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,722.20 : 206,583.30 = 95,731.80 : x
  2. Step 2: Convert to fraction form
    137,722.20/206,583.30 = 95,731.80/x
  3. Step 3: Cross multiply
    137,722.20x = 206,583.30 × 95,731.80
  4. Step 4: Simplify right side
    137,722.20x = 19,776,591,158.94
  5. Step 5: Solve for x
    x = 19,776,591,158.94/137,722.20
  6. Step 6: Final answer
    x = 143,597.70

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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.