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Finding the Fourth Proportional to 168,675.52, 253,013.28 and 44,015.44

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Solution

The fourth proportional to 168,675.52, 253,013.28 and 44,015.44 is: 66,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,675.52 : 253,013.28 = 44,015.44 : x
  2. Step 2: Convert to fraction form
    168,675.52/253,013.28 = 44,015.44/x
  3. Step 3: Cross multiply
    168,675.52x = 253,013.28 × 44,015.44
  4. Step 4: Simplify right side
    168,675.52x = 11,136,490,845.04
  5. Step 5: Solve for x
    x = 11,136,490,845.04/168,675.52
  6. Step 6: Final answer
    x = 66,023.16

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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.