Home / 167,841.16-231,542.56-99,819.96

Finding the Fourth Proportional to 167,841.16, 231,542.56 and 99,819.96

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Solution

The fourth proportional to 167,841.16, 231,542.56 and 99,819.96 is: 137,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,841.16 : 231,542.56 = 99,819.96 : x
  2. Step 2: Convert to fraction form
    167,841.16/231,542.56 = 99,819.96/x
  3. Step 3: Cross multiply
    167,841.16x = 231,542.56 × 99,819.96
  4. Step 4: Simplify right side
    167,841.16x = 23,112,569,077.50
  5. Step 5: Solve for x
    x = 23,112,569,077.50/167,841.16
  6. Step 6: Final answer
    x = 137,705.01

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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.