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Finding the Fourth Proportional to 168,699.36, 253,044.12 and 44,040.36

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Solution

The fourth proportional to 168,699.36, 253,044.12 and 44,040.36 is: 66,059.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,699.36 : 253,044.12 = 44,040.36 : x
  2. Step 2: Convert to fraction form
    168,699.36/253,044.12 = 44,040.36/x
  3. Step 3: Cross multiply
    168,699.36x = 253,044.12 × 44,040.36
  4. Step 4: Simplify right side
    168,699.36x = 11,144,154,140.68
  5. Step 5: Solve for x
    x = 11,144,154,140.68/168,699.36
  6. Step 6: Final answer
    x = 66,059.26

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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.