Home / 168,280.68-252,517.50-68,422.44

Finding the Fourth Proportional to 168,280.68, 252,517.50 and 68,422.44

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Solution

The fourth proportional to 168,280.68, 252,517.50 and 68,422.44 is: 102,672.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,280.68 : 252,517.50 = 68,422.44 : x
  2. Step 2: Convert to fraction form
    168,280.68/252,517.50 = 68,422.44/x
  3. Step 3: Cross multiply
    168,280.68x = 252,517.50 × 68,422.44
  4. Step 4: Simplify right side
    168,280.68x = 17,277,863,492.70
  5. Step 5: Solve for x
    x = 17,277,863,492.70/168,280.68
  6. Step 6: Final answer
    x = 102,672.89

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1.5x scale

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.