Home / 129,942.72-194,757.12-63,282.96

Finding the Fourth Proportional to 129,942.72, 194,757.12 and 63,282.96

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Solution

The fourth proportional to 129,942.72, 194,757.12 and 63,282.96 is: 94,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,942.72 : 194,757.12 = 63,282.96 : x
  2. Step 2: Convert to fraction form
    129,942.72/194,757.12 = 63,282.96/x
  3. Step 3: Cross multiply
    129,942.72x = 194,757.12 × 63,282.96
  4. Step 4: Simplify right side
    129,942.72x = 12,324,807,034.68
  5. Step 5: Solve for x
    x = 12,324,807,034.68/129,942.72
  6. Step 6: Final answer
    x = 94,848.00

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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.