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Finding the Fourth Proportional to 69,751.46, 96,260.94 and 37,919.66

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Solution

The fourth proportional to 69,751.46, 96,260.94 and 37,919.66 is: 52,331.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,751.46 : 96,260.94 = 37,919.66 : x
  2. Step 2: Convert to fraction form
    69,751.46/96,260.94 = 37,919.66/x
  3. Step 3: Cross multiply
    69,751.46x = 96,260.94 × 37,919.66
  4. Step 4: Simplify right side
    69,751.46x = 3,650,182,116.08
  5. Step 5: Solve for x
    x = 3,650,182,116.08/69,751.46
  6. Step 6: Final answer
    x = 52,331.26

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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.