Home / 68,853.92-95,028.36-38,234.12

Finding the Fourth Proportional to 68,853.92, 95,028.36 and 38,234.12

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Solution

The fourth proportional to 68,853.92, 95,028.36 and 38,234.12 is: 52,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,853.92 : 95,028.36 = 38,234.12 : x
  2. Step 2: Convert to fraction form
    68,853.92/95,028.36 = 38,234.12/x
  3. Step 3: Cross multiply
    68,853.92x = 95,028.36 × 38,234.12
  4. Step 4: Simplify right side
    68,853.92x = 3,633,325,719.64
  5. Step 5: Solve for x
    x = 3,633,325,719.64/68,853.92
  6. Step 6: Final answer
    x = 52,768.61

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1.5x scale

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.