Home / 126,194.56-174,167.35-80,923.66

Finding the Fourth Proportional to 126,194.56, 174,167.35 and 80,923.66

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Solution

The fourth proportional to 126,194.56, 174,167.35 and 80,923.66 is: 111,686.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,194.56 : 174,167.35 = 80,923.66 : x
  2. Step 2: Convert to fraction form
    126,194.56/174,167.35 = 80,923.66/x
  3. Step 3: Cross multiply
    126,194.56x = 174,167.35 × 80,923.66
  4. Step 4: Simplify right side
    126,194.56x = 14,094,258,776.77
  5. Step 5: Solve for x
    x = 14,094,258,776.77/126,194.56
  6. Step 6: Final answer
    x = 111,686.74

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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.