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Finding the Fourth Proportional to 88,626.88, 132,965.44 and 36,074.08

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Solution

The fourth proportional to 88,626.88, 132,965.44 and 36,074.08 is: 54,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,626.88 : 132,965.44 = 36,074.08 : x
  2. Step 2: Convert to fraction form
    88,626.88/132,965.44 = 36,074.08/x
  3. Step 3: Cross multiply
    88,626.88x = 132,965.44 × 36,074.08
  4. Step 4: Simplify right side
    88,626.88x = 4,796,605,919.80
  5. Step 5: Solve for x
    x = 4,796,605,919.80/88,626.88
  6. Step 6: Final answer
    x = 54,121.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.