Home / 141,819.98-195,761.68-126,686.34

Finding the Fourth Proportional to 141,819.98, 195,761.68 and 126,686.34

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Solution

The fourth proportional to 141,819.98, 195,761.68 and 126,686.34 is: 174,871.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,819.98 : 195,761.68 = 126,686.34 : x
  2. Step 2: Convert to fraction form
    141,819.98/195,761.68 = 126,686.34/x
  3. Step 3: Cross multiply
    141,819.98x = 195,761.68 × 126,686.34
  4. Step 4: Simplify right side
    141,819.98x = 24,800,330,434.74
  5. Step 5: Solve for x
    x = 24,800,330,434.74/141,819.98
  6. Step 6: Final answer
    x = 174,871.91

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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.