Home / 126,505.66-189,758.42-33,011.41

Finding the Fourth Proportional to 126,505.66, 189,758.42 and 33,011.41

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Solution

The fourth proportional to 126,505.66, 189,758.42 and 33,011.41 is: 49,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,505.66 : 189,758.42 = 33,011.41 : x
  2. Step 2: Convert to fraction form
    126,505.66/189,758.42 = 33,011.41/x
  3. Step 3: Cross multiply
    126,505.66x = 189,758.42 × 33,011.41
  4. Step 4: Simplify right side
    126,505.66x = 6,264,193,003.57
  5. Step 5: Solve for x
    x = 6,264,193,003.57/126,505.66
  6. Step 6: Final answer
    x = 49,517.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.