Home / 167,876.32-251,697.84-74,331.04

Finding the Fourth Proportional to 167,876.32, 251,697.84 and 74,331.04

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Solution

The fourth proportional to 167,876.32, 251,697.84 and 74,331.04 is: 111,444.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,876.32 : 251,697.84 = 74,331.04 : x
  2. Step 2: Convert to fraction form
    167,876.32/251,697.84 = 74,331.04/x
  3. Step 3: Cross multiply
    167,876.32x = 251,697.84 × 74,331.04
  4. Step 4: Simplify right side
    167,876.32x = 18,708,962,212.95
  5. Step 5: Solve for x
    x = 18,708,962,212.95/167,876.32
  6. Step 6: Final answer
    x = 111,444.92

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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.