Home / 104,186.97-156,278.30-25,301.61

Finding the Fourth Proportional to 104,186.97, 156,278.30 and 25,301.61

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Solution

The fourth proportional to 104,186.97, 156,278.30 and 25,301.61 is: 37,951.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,186.97 : 156,278.30 = 25,301.61 : x
  2. Step 2: Convert to fraction form
    104,186.97/156,278.30 = 25,301.61/x
  3. Step 3: Cross multiply
    104,186.97x = 156,278.30 × 25,301.61
  4. Step 4: Simplify right side
    104,186.97x = 3,954,092,471.55
  5. Step 5: Solve for x
    x = 3,954,092,471.55/104,186.97
  6. Step 6: Final answer
    x = 37,951.89

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1.5x scale

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.