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Finding the Fourth Proportional to 167,342.88, 251,010 and 40,982.88

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Solution

The fourth proportional to 167,342.88, 251,010 and 40,982.88 is: 61,473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,342.88 : 251,010 = 40,982.88 : x
  2. Step 2: Convert to fraction form
    167,342.88/251,010 = 40,982.88/x
  3. Step 3: Cross multiply
    167,342.88x = 251,010 × 40,982.88
  4. Step 4: Simplify right side
    167,342.88x = 10,287,112,708.80
  5. Step 5: Solve for x
    x = 10,287,112,708.80/167,342.88
  6. Step 6: Final answer
    x = 61,473.26

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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.