Home / 174,371.04-261,375.12-80,799.84

Finding the Fourth Proportional to 174,371.04, 261,375.12 and 80,799.84

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Solution

The fourth proportional to 174,371.04, 261,375.12 and 80,799.84 is: 121,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,371.04 : 261,375.12 = 80,799.84 : x
  2. Step 2: Convert to fraction form
    174,371.04/261,375.12 = 80,799.84/x
  3. Step 3: Cross multiply
    174,371.04x = 261,375.12 × 80,799.84
  4. Step 4: Simplify right side
    174,371.04x = 21,119,067,875.98
  5. Step 5: Solve for x
    x = 21,119,067,875.98/174,371.04
  6. Step 6: Final answer
    x = 121,115.68

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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.