Home / 126,511.28-174,584.40-69,923.04

Finding the Fourth Proportional to 126,511.28, 174,584.40 and 69,923.04

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Solution

The fourth proportional to 126,511.28, 174,584.40 and 69,923.04 is: 96,493.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,511.28 : 174,584.40 = 69,923.04 : x
  2. Step 2: Convert to fraction form
    126,511.28/174,584.40 = 69,923.04/x
  3. Step 3: Cross multiply
    126,511.28x = 174,584.40 × 69,923.04
  4. Step 4: Simplify right side
    126,511.28x = 12,207,471,984.58
  5. Step 5: Solve for x
    x = 12,207,471,984.58/126,511.28
  6. Step 6: Final answer
    x = 96,493.15

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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.