Home / 126,895.80-175,201.74-113,423.88

Finding the Fourth Proportional to 126,895.80, 175,201.74 and 113,423.88

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Solution

The fourth proportional to 126,895.80, 175,201.74 and 113,423.88 is: 156,601.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,895.80 : 175,201.74 = 113,423.88 : x
  2. Step 2: Convert to fraction form
    126,895.80/175,201.74 = 113,423.88/x
  3. Step 3: Cross multiply
    126,895.80x = 175,201.74 × 113,423.88
  4. Step 4: Simplify right side
    126,895.80x = 19,872,061,133.55
  5. Step 5: Solve for x
    x = 19,872,061,133.55/126,895.80
  6. Step 6: Final answer
    x = 156,601.41

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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.