Home / 123,376.62-170,546.67-110,079.66

Finding the Fourth Proportional to 123,376.62, 170,546.67 and 110,079.66

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Solution

The fourth proportional to 123,376.62, 170,546.67 and 110,079.66 is: 152,165.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,376.62 : 170,546.67 = 110,079.66 : x
  2. Step 2: Convert to fraction form
    123,376.62/170,546.67 = 110,079.66/x
  3. Step 3: Cross multiply
    123,376.62x = 170,546.67 × 110,079.66
  4. Step 4: Simplify right side
    123,376.62x = 18,773,719,447.73
  5. Step 5: Solve for x
    x = 18,773,719,447.73/123,376.62
  6. Step 6: Final answer
    x = 152,165.94

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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.