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Finding the Fourth Proportional to 69,758.96, 96,268.04 and 37,928.54

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Solution

The fourth proportional to 69,758.96, 96,268.04 and 37,928.54 is: 52,341.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,758.96 : 96,268.04 = 37,928.54 : x
  2. Step 2: Convert to fraction form
    69,758.96/96,268.04 = 37,928.54/x
  3. Step 3: Cross multiply
    69,758.96x = 96,268.04 × 37,928.54
  4. Step 4: Simplify right side
    69,758.96x = 3,651,305,534.88
  5. Step 5: Solve for x
    x = 3,651,305,534.88/69,758.96
  6. Step 6: Final answer
    x = 52,341.75

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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.