Home / 110,579.20-165,868.80-27,473.20

Finding the Fourth Proportional to 110,579.20, 165,868.80 and 27,473.20

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Solution

The fourth proportional to 110,579.20, 165,868.80 and 27,473.20 is: 41,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,579.20 : 165,868.80 = 27,473.20 : x
  2. Step 2: Convert to fraction form
    110,579.20/165,868.80 = 27,473.20/x
  3. Step 3: Cross multiply
    110,579.20x = 165,868.80 × 27,473.20
  4. Step 4: Simplify right side
    110,579.20x = 4,556,946,716.16
  5. Step 5: Solve for x
    x = 4,556,946,716.16/110,579.20
  6. Step 6: Final answer
    x = 41,209.80

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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.