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Finding the Fourth Proportional to 167,774.64, 251,479.44 and 83,597

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Solution

The fourth proportional to 167,774.64, 251,479.44 and 83,597 is: 125,304.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,774.64 : 251,479.44 = 83,597 : x
  2. Step 2: Convert to fraction form
    167,774.64/251,479.44 = 83,597/x
  3. Step 3: Cross multiply
    167,774.64x = 251,479.44 × 83,597
  4. Step 4: Simplify right side
    167,774.64x = 21,022,926,745.68
  5. Step 5: Solve for x
    x = 21,022,926,745.68/167,774.64
  6. Step 6: Final answer
    x = 125,304.56

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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.