Home / 52,236.68-78,338.46-17,168.20

Finding the Fourth Proportional to 52,236.68, 78,338.46 and 17,168.20

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Solution

The fourth proportional to 52,236.68, 78,338.46 and 17,168.20 is: 25,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,236.68 : 78,338.46 = 17,168.20 : x
  2. Step 2: Convert to fraction form
    52,236.68/78,338.46 = 17,168.20/x
  3. Step 3: Cross multiply
    52,236.68x = 78,338.46 × 17,168.20
  4. Step 4: Simplify right side
    52,236.68x = 1,344,930,348.97
  5. Step 5: Solve for x
    x = 1,344,930,348.97/52,236.68
  6. Step 6: Final answer
    x = 25,746.86

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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.