Home / 126,823.28-175,016.05-70,234.61

Finding the Fourth Proportional to 126,823.28, 175,016.05 and 70,234.61

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Solution

The fourth proportional to 126,823.28, 175,016.05 and 70,234.61 is: 96,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,823.28 : 175,016.05 = 70,234.61 : x
  2. Step 2: Convert to fraction form
    126,823.28/175,016.05 = 70,234.61/x
  3. Step 3: Cross multiply
    126,823.28x = 175,016.05 × 70,234.61
  4. Step 4: Simplify right side
    126,823.28x = 12,292,182,964.82
  5. Step 5: Solve for x
    x = 12,292,182,964.82/126,823.28
  6. Step 6: Final answer
    x = 96,923.72

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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.