Home / 126,896.73-175,120.23-69,540.22

Finding the Fourth Proportional to 126,896.73, 175,120.23 and 69,540.22

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Solution

The fourth proportional to 126,896.73, 175,120.23 and 69,540.22 is: 95,967.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,896.73 : 175,120.23 = 69,540.22 : x
  2. Step 2: Convert to fraction form
    126,896.73/175,120.23 = 69,540.22/x
  3. Step 3: Cross multiply
    126,896.73x = 175,120.23 × 69,540.22
  4. Step 4: Simplify right side
    126,896.73x = 12,177,899,409.16
  5. Step 5: Solve for x
    x = 12,177,899,409.16/126,896.73
  6. Step 6: Final answer
    x = 95,967.01

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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.