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Finding the Fourth Proportional to 167,392.40, 231,015.76 and 94,808.21

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Solution

The fourth proportional to 167,392.40, 231,015.76 and 94,808.21 is: 130,843.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,392.40 : 231,015.76 = 94,808.21 : x
  2. Step 2: Convert to fraction form
    167,392.40/231,015.76 = 94,808.21/x
  3. Step 3: Cross multiply
    167,392.40x = 231,015.76 × 94,808.21
  4. Step 4: Simplify right side
    167,392.40x = 21,902,189,295.29
  5. Step 5: Solve for x
    x = 21,902,189,295.29/167,392.40
  6. Step 6: Final answer
    x = 130,843.40

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