Home / 71,917.43-107,877.06-27,546.84

Finding the Fourth Proportional to 71,917.43, 107,877.06 and 27,546.84

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Solution

The fourth proportional to 71,917.43, 107,877.06 and 27,546.84 is: 41,320.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,917.43 : 107,877.06 = 27,546.84 : x
  2. Step 2: Convert to fraction form
    71,917.43/107,877.06 = 27,546.84/x
  3. Step 3: Cross multiply
    71,917.43x = 107,877.06 × 27,546.84
  4. Step 4: Simplify right side
    71,917.43x = 2,971,671,973.76
  5. Step 5: Solve for x
    x = 2,971,671,973.76/71,917.43
  6. Step 6: Final answer
    x = 41,320.61

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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.