Home / 126,836.43-175,027.50-69,472.79

Finding the Fourth Proportional to 126,836.43, 175,027.50 and 69,472.79

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Solution

The fourth proportional to 126,836.43, 175,027.50 and 69,472.79 is: 95,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,836.43 : 175,027.50 = 69,472.79 : x
  2. Step 2: Convert to fraction form
    126,836.43/175,027.50 = 69,472.79/x
  3. Step 3: Cross multiply
    126,836.43x = 175,027.50 × 69,472.79
  4. Step 4: Simplify right side
    126,836.43x = 12,159,648,751.73
  5. Step 5: Solve for x
    x = 12,159,648,751.73/126,836.43
  6. Step 6: Final answer
    x = 95,868.74

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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.