Home / 148,245.40-204,576.17-80,261.82

Finding the Fourth Proportional to 148,245.40, 204,576.17 and 80,261.82

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Solution

The fourth proportional to 148,245.40, 204,576.17 and 80,261.82 is: 110,759.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,245.40 : 204,576.17 = 80,261.82 : x
  2. Step 2: Convert to fraction form
    148,245.40/204,576.17 = 80,261.82/x
  3. Step 3: Cross multiply
    148,245.40x = 204,576.17 × 80,261.82
  4. Step 4: Simplify right side
    148,245.40x = 16,419,655,482.01
  5. Step 5: Solve for x
    x = 16,419,655,482.01/148,245.40
  6. Step 6: Final answer
    x = 110,759.97

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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.