Home / 126,265.20-189,052.20-98,617.20

Finding the Fourth Proportional to 126,265.20, 189,052.20 and 98,617.20

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Solution

The fourth proportional to 126,265.20, 189,052.20 and 98,617.20 is: 147,655.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,265.20 : 189,052.20 = 98,617.20 : x
  2. Step 2: Convert to fraction form
    126,265.20/189,052.20 = 98,617.20/x
  3. Step 3: Cross multiply
    126,265.20x = 189,052.20 × 98,617.20
  4. Step 4: Simplify right side
    126,265.20x = 18,643,798,617.84
  5. Step 5: Solve for x
    x = 18,643,798,617.84/126,265.20
  6. Step 6: Final answer
    x = 147,655.88

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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.