Home / 34,747.38-52,120.77-8,452.15

Finding the Fourth Proportional to 34,747.38, 52,120.77 and 8,452.15

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Solution

The fourth proportional to 34,747.38, 52,120.77 and 8,452.15 is: 12,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.38 : 52,120.77 = 8,452.15 : x
  2. Step 2: Convert to fraction form
    34,747.38/52,120.77 = 8,452.15/x
  3. Step 3: Cross multiply
    34,747.38x = 52,120.77 × 8,452.15
  4. Step 4: Simplify right side
    34,747.38x = 440,532,404.16
  5. Step 5: Solve for x
    x = 440,532,404.16/34,747.38
  6. Step 6: Final answer
    x = 12,678.15

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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.