Home / 126,323.38-174,326.60-69,734.75

Finding the Fourth Proportional to 126,323.38, 174,326.60 and 69,734.75

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Solution

The fourth proportional to 126,323.38, 174,326.60 and 69,734.75 is: 96,234.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,323.38 : 174,326.60 = 69,734.75 : x
  2. Step 2: Convert to fraction form
    126,323.38/174,326.60 = 69,734.75/x
  3. Step 3: Cross multiply
    126,323.38x = 174,326.60 × 69,734.75
  4. Step 4: Simplify right side
    126,323.38x = 12,156,621,520.68
  5. Step 5: Solve for x
    x = 12,156,621,520.68/126,323.38
  6. Step 6: Final answer
    x = 96,234.14

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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.