Home / 126,826.88-175,013.44-70,234.88

Finding the Fourth Proportional to 126,826.88, 175,013.44 and 70,234.88

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Solution

The fourth proportional to 126,826.88, 175,013.44 and 70,234.88 is: 96,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,826.88 : 175,013.44 = 70,234.88 : x
  2. Step 2: Convert to fraction form
    126,826.88/175,013.44 = 70,234.88/x
  3. Step 3: Cross multiply
    126,826.88x = 175,013.44 × 70,234.88
  4. Step 4: Simplify right side
    126,826.88x = 12,292,047,956.79
  5. Step 5: Solve for x
    x = 12,292,047,956.79/126,826.88
  6. Step 6: Final answer
    x = 96,919.90

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1.5x scale

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.