Home / 120,868.84-181,286.51-32,129.56

Finding the Fourth Proportional to 120,868.84, 181,286.51 and 32,129.56

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Solution

The fourth proportional to 120,868.84, 181,286.51 and 32,129.56 is: 48,189.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,868.84 : 181,286.51 = 32,129.56 : x
  2. Step 2: Convert to fraction form
    120,868.84/181,286.51 = 32,129.56/x
  3. Step 3: Cross multiply
    120,868.84x = 181,286.51 × 32,129.56
  4. Step 4: Simplify right side
    120,868.84x = 5,824,654,893.80
  5. Step 5: Solve for x
    x = 5,824,654,893.80/120,868.84
  6. Step 6: Final answer
    x = 48,189.88

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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.