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Finding the Fourth Proportional to 167,314.14, 230,792.09 and 99,286.29

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Solution

The fourth proportional to 167,314.14, 230,792.09 and 99,286.29 is: 136,954.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,314.14 : 230,792.09 = 99,286.29 : x
  2. Step 2: Convert to fraction form
    167,314.14/230,792.09 = 99,286.29/x
  3. Step 3: Cross multiply
    167,314.14x = 230,792.09 × 99,286.29
  4. Step 4: Simplify right side
    167,314.14x = 22,914,489,881.01
  5. Step 5: Solve for x
    x = 22,914,489,881.01/167,314.14
  6. Step 6: Final answer
    x = 136,954.89

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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.