Home / 179,114.70-268,844.85-90,468.30

Finding the Fourth Proportional to 179,114.70, 268,844.85 and 90,468.30

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Solution

The fourth proportional to 179,114.70, 268,844.85 and 90,468.30 is: 135,789.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,114.70 : 268,844.85 = 90,468.30 : x
  2. Step 2: Convert to fraction form
    179,114.70/268,844.85 = 90,468.30/x
  3. Step 3: Cross multiply
    179,114.70x = 268,844.85 × 90,468.30
  4. Step 4: Simplify right side
    179,114.70x = 24,321,936,543.26
  5. Step 5: Solve for x
    x = 24,321,936,543.26/179,114.70
  6. Step 6: Final answer
    x = 135,789.73

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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.