Home / 68,911.92-95,097.24-38,697.48

Finding the Fourth Proportional to 68,911.92, 95,097.24 and 38,697.48

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Solution

The fourth proportional to 68,911.92, 95,097.24 and 38,697.48 is: 53,401.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,911.92 : 95,097.24 = 38,697.48 : x
  2. Step 2: Convert to fraction form
    68,911.92/95,097.24 = 38,697.48/x
  3. Step 3: Cross multiply
    68,911.92x = 95,097.24 × 38,697.48
  4. Step 4: Simplify right side
    68,911.92x = 3,680,023,542.96
  5. Step 5: Solve for x
    x = 3,680,023,542.96/68,911.92
  6. Step 6: Final answer
    x = 53,401.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.