Home / 126,224.28-174,246.72-80,302.80

Finding the Fourth Proportional to 126,224.28, 174,246.72 and 80,302.80

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Solution

The fourth proportional to 126,224.28, 174,246.72 and 80,302.80 is: 110,854.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,224.28 : 174,246.72 = 80,302.80 : x
  2. Step 2: Convert to fraction form
    126,224.28/174,246.72 = 80,302.80/x
  3. Step 3: Cross multiply
    126,224.28x = 174,246.72 × 80,302.80
  4. Step 4: Simplify right side
    126,224.28x = 13,992,499,506.82
  5. Step 5: Solve for x
    x = 13,992,499,506.82/126,224.28
  6. Step 6: Final answer
    x = 110,854.26

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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.