Home / 137,635.30-206,404.35-48,891.70

Finding the Fourth Proportional to 137,635.30, 206,404.35 and 48,891.70

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Solution

The fourth proportional to 137,635.30, 206,404.35 and 48,891.70 is: 73,320.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,635.30 : 206,404.35 = 48,891.70 : x
  2. Step 2: Convert to fraction form
    137,635.30/206,404.35 = 48,891.70/x
  3. Step 3: Cross multiply
    137,635.30x = 206,404.35 × 48,891.70
  4. Step 4: Simplify right side
    137,635.30x = 10,091,459,558.90
  5. Step 5: Solve for x
    x = 10,091,459,558.90/137,635.30
  6. Step 6: Final answer
    x = 73,320.29

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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.