Home / 68,961.52-95,166.96-39,153.52

Finding the Fourth Proportional to 68,961.52, 95,166.96 and 39,153.52

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Solution

The fourth proportional to 68,961.52, 95,166.96 and 39,153.52 is: 54,031.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,961.52 : 95,166.96 = 39,153.52 : x
  2. Step 2: Convert to fraction form
    68,961.52/95,166.96 = 39,153.52/x
  3. Step 3: Cross multiply
    68,961.52x = 95,166.96 × 39,153.52
  4. Step 4: Simplify right side
    68,961.52x = 3,726,121,471.70
  5. Step 5: Solve for x
    x = 3,726,121,471.70/68,961.52
  6. Step 6: Final answer
    x = 54,031.89

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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.