Home / 167,116.26-230,649.92-99,170.70

Finding the Fourth Proportional to 167,116.26, 230,649.92 and 99,170.70

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Solution

The fourth proportional to 167,116.26, 230,649.92 and 99,170.70 is: 136,873.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,116.26 : 230,649.92 = 99,170.70 : x
  2. Step 2: Convert to fraction form
    167,116.26/230,649.92 = 99,170.70/x
  3. Step 3: Cross multiply
    167,116.26x = 230,649.92 × 99,170.70
  4. Step 4: Simplify right side
    167,116.26x = 22,873,714,021.34
  5. Step 5: Solve for x
    x = 22,873,714,021.34/167,116.26
  6. Step 6: Final answer
    x = 136,873.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.