Home / 169,750.13-254,680.43-80,992.13

Finding the Fourth Proportional to 169,750.13, 254,680.43 and 80,992.13

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Solution

The fourth proportional to 169,750.13, 254,680.43 and 80,992.13 is: 121,514.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,750.13 : 254,680.43 = 80,992.13 : x
  2. Step 2: Convert to fraction form
    169,750.13/254,680.43 = 80,992.13/x
  3. Step 3: Cross multiply
    169,750.13x = 254,680.43 × 80,992.13
  4. Step 4: Simplify right side
    169,750.13x = 20,627,108,816.65
  5. Step 5: Solve for x
    x = 20,627,108,816.65/169,750.13
  6. Step 6: Final answer
    x = 121,514.54

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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.