Home / 68,910.48-95,096.52-38,698.74

Finding the Fourth Proportional to 68,910.48, 95,096.52 and 38,698.74

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Solution

The fourth proportional to 68,910.48, 95,096.52 and 38,698.74 is: 53,404.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,910.48 : 95,096.52 = 38,698.74 : x
  2. Step 2: Convert to fraction form
    68,910.48/95,096.52 = 38,698.74/x
  3. Step 3: Cross multiply
    68,910.48x = 95,096.52 × 38,698.74
  4. Step 4: Simplify right side
    68,910.48x = 3,680,115,502.38
  5. Step 5: Solve for x
    x = 3,680,115,502.38/68,910.48
  6. Step 6: Final answer
    x = 53,404.29

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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.