Home / 167,714.70-231,450.51-91,238.10

Finding the Fourth Proportional to 167,714.70, 231,450.51 and 91,238.10

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Solution

The fourth proportional to 167,714.70, 231,450.51 and 91,238.10 is: 125,910.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,714.70 : 231,450.51 = 91,238.10 : x
  2. Step 2: Convert to fraction form
    167,714.70/231,450.51 = 91,238.10/x
  3. Step 3: Cross multiply
    167,714.70x = 231,450.51 × 91,238.10
  4. Step 4: Simplify right side
    167,714.70x = 21,117,104,250.63
  5. Step 5: Solve for x
    x = 21,117,104,250.63/167,714.70
  6. Step 6: Final answer
    x = 125,910.87

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1.5x scale

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.