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Finding the Fourth Proportional to 167,951.90, 251,922.45 and 55,637.30

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Solution

The fourth proportional to 167,951.90, 251,922.45 and 55,637.30 is: 83,454.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,951.90 : 251,922.45 = 55,637.30 : x
  2. Step 2: Convert to fraction form
    167,951.90/251,922.45 = 55,637.30/x
  3. Step 3: Cross multiply
    167,951.90x = 251,922.45 × 55,637.30
  4. Step 4: Simplify right side
    167,951.90x = 14,016,284,927.39
  5. Step 5: Solve for x
    x = 14,016,284,927.39/167,951.90
  6. Step 6: Final answer
    x = 83,454.16

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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.