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Finding the Fourth Proportional to 182,553.78, 251,915.22 and 101,965.26

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Solution

The fourth proportional to 182,553.78, 251,915.22 and 101,965.26 is: 140,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,553.78 : 251,915.22 = 101,965.26 : x
  2. Step 2: Convert to fraction form
    182,553.78/251,915.22 = 101,965.26/x
  3. Step 3: Cross multiply
    182,553.78x = 251,915.22 × 101,965.26
  4. Step 4: Simplify right side
    182,553.78x = 25,686,600,905.26
  5. Step 5: Solve for x
    x = 25,686,600,905.26/182,553.78
  6. Step 6: Final answer
    x = 140,707.03

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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.