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Finding the Fourth Proportional to 167,771, 231,525.58 and 92,321.16

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Solution

The fourth proportional to 167,771, 231,525.58 and 92,321.16 is: 127,404.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,771 : 231,525.58 = 92,321.16 : x
  2. Step 2: Convert to fraction form
    167,771/231,525.58 = 92,321.16/x
  3. Step 3: Cross multiply
    167,771x = 231,525.58 × 92,321.16
  4. Step 4: Simplify right side
    167,771x = 21,374,710,115.27
  5. Step 5: Solve for x
    x = 21,374,710,115.27/167,771
  6. Step 6: Final answer
    x = 127,404.08

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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.