Home / 52,147.92-78,205.38-17,079.54

Finding the Fourth Proportional to 52,147.92, 78,205.38 and 17,079.54

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Solution

The fourth proportional to 52,147.92, 78,205.38 and 17,079.54 is: 25,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,147.92 : 78,205.38 = 17,079.54 : x
  2. Step 2: Convert to fraction form
    52,147.92/78,205.38 = 17,079.54/x
  3. Step 3: Cross multiply
    52,147.92x = 78,205.38 × 17,079.54
  4. Step 4: Simplify right side
    52,147.92x = 1,335,711,915.93
  5. Step 5: Solve for x
    x = 1,335,711,915.93/52,147.92
  6. Step 6: Final answer
    x = 25,613.91

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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.