Home / 124,832.88-187,161.66-45,936.72

Finding the Fourth Proportional to 124,832.88, 187,161.66 and 45,936.72

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Solution

The fourth proportional to 124,832.88, 187,161.66 and 45,936.72 is: 68,872.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,832.88 : 187,161.66 = 45,936.72 : x
  2. Step 2: Convert to fraction form
    124,832.88/187,161.66 = 45,936.72/x
  3. Step 3: Cross multiply
    124,832.88x = 187,161.66 × 45,936.72
  4. Step 4: Simplify right side
    124,832.88x = 8,597,592,770.16
  5. Step 5: Solve for x
    x = 8,597,592,770.16/124,832.88
  6. Step 6: Final answer
    x = 68,872.82

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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.