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Finding the Fourth Proportional to 167,909.96, 251,883.42 and 55,549.24

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Solution

The fourth proportional to 167,909.96, 251,883.42 and 55,549.24 is: 83,329.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,909.96 : 251,883.42 = 55,549.24 : x
  2. Step 2: Convert to fraction form
    167,909.96/251,883.42 = 55,549.24/x
  3. Step 3: Cross multiply
    167,909.96x = 251,883.42 × 55,549.24
  4. Step 4: Simplify right side
    167,909.96x = 13,991,932,549.60
  5. Step 5: Solve for x
    x = 13,991,932,549.60/167,909.96
  6. Step 6: Final answer
    x = 83,329.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.