Home / 167,948.42-231,753.58-99,954.43

Finding the Fourth Proportional to 167,948.42, 231,753.58 and 99,954.43

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Solution

The fourth proportional to 167,948.42, 231,753.58 and 99,954.43 is: 137,928.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,948.42 : 231,753.58 = 99,954.43 : x
  2. Step 2: Convert to fraction form
    167,948.42/231,753.58 = 99,954.43/x
  3. Step 3: Cross multiply
    167,948.42x = 231,753.58 × 99,954.43
  4. Step 4: Simplify right side
    167,948.42x = 23,164,796,160.09
  5. Step 5: Solve for x
    x = 23,164,796,160.09/167,948.42
  6. Step 6: Final answer
    x = 137,928.04

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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.