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Finding the Fourth Proportional to 69,751.68, 96,257.46 and 37,919.89

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Solution

The fourth proportional to 69,751.68, 96,257.46 and 37,919.89 is: 52,329.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,751.68 : 96,257.46 = 37,919.89 : x
  2. Step 2: Convert to fraction form
    69,751.68/96,257.46 = 37,919.89/x
  3. Step 3: Cross multiply
    69,751.68x = 96,257.46 × 37,919.89
  4. Step 4: Simplify right side
    69,751.68x = 3,650,072,294.88
  5. Step 5: Solve for x
    x = 3,650,072,294.88/69,751.68
  6. Step 6: Final answer
    x = 52,329.53

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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.