Home / 126,903.33-175,119.03-69,531.21

Finding the Fourth Proportional to 126,903.33, 175,119.03 and 69,531.21

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Solution

The fourth proportional to 126,903.33, 175,119.03 and 69,531.21 is: 95,948.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,903.33 : 175,119.03 = 69,531.21 : x
  2. Step 2: Convert to fraction form
    126,903.33/175,119.03 = 69,531.21/x
  3. Step 3: Cross multiply
    126,903.33x = 175,119.03 × 69,531.21
  4. Step 4: Simplify right side
    126,903.33x = 12,176,238,049.93
  5. Step 5: Solve for x
    x = 12,176,238,049.93/126,903.33
  6. Step 6: Final answer
    x = 95,948.92

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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.