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Finding the Fourth Proportional to 69,755.85, 96,261.86 and 37,924.47

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Solution

The fourth proportional to 69,755.85, 96,261.86 and 37,924.47 is: 52,335.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,755.85 : 96,261.86 = 37,924.47 : x
  2. Step 2: Convert to fraction form
    69,755.85/96,261.86 = 37,924.47/x
  3. Step 3: Cross multiply
    69,755.85x = 96,261.86 × 37,924.47
  4. Step 4: Simplify right side
    69,755.85x = 3,650,679,832.09
  5. Step 5: Solve for x
    x = 3,650,679,832.09/69,755.85
  6. Step 6: Final answer
    x = 52,335.11

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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.