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Finding the Fourth Proportional to 168,966.75, 253,450.13 and 44,307.75

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Solution

The fourth proportional to 168,966.75, 253,450.13 and 44,307.75 is: 66,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,966.75 : 253,450.13 = 44,307.75 : x
  2. Step 2: Convert to fraction form
    168,966.75/253,450.13 = 44,307.75/x
  3. Step 3: Cross multiply
    168,966.75x = 253,450.13 × 44,307.75
  4. Step 4: Simplify right side
    168,966.75x = 11,229,804,775.97
  5. Step 5: Solve for x
    x = 11,229,804,775.97/168,966.75
  6. Step 6: Final answer
    x = 66,461.63

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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.