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Finding the Fourth Proportional to 69,759.54, 96,304.90 and 55,997.82

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Solution

The fourth proportional to 69,759.54, 96,304.90 and 55,997.82 is: 77,306.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,759.54 : 96,304.90 = 55,997.82 : x
  2. Step 2: Convert to fraction form
    69,759.54/96,304.90 = 55,997.82/x
  3. Step 3: Cross multiply
    69,759.54x = 96,304.90 × 55,997.82
  4. Step 4: Simplify right side
    69,759.54x = 5,392,864,455.32
  5. Step 5: Solve for x
    x = 5,392,864,455.32/69,759.54
  6. Step 6: Final answer
    x = 77,306.48

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1.5x scale

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.