Home / 179,486.82-269,276.93-67,175.87

Finding the Fourth Proportional to 179,486.82, 269,276.93 and 67,175.87

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Solution

The fourth proportional to 179,486.82, 269,276.93 and 67,175.87 is: 100,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,486.82 : 269,276.93 = 67,175.87 : x
  2. Step 2: Convert to fraction form
    179,486.82/269,276.93 = 67,175.87/x
  3. Step 3: Cross multiply
    179,486.82x = 269,276.93 × 67,175.87
  4. Step 4: Simplify right side
    179,486.82x = 18,088,910,613.32
  5. Step 5: Solve for x
    x = 18,088,910,613.32/179,486.82
  6. Step 6: Final answer
    x = 100,781.28

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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.