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Finding the Fourth Proportional to 23,616.66, 35,422.83 and 7,200.66

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Solution

The fourth proportional to 23,616.66, 35,422.83 and 7,200.66 is: 10,800.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,616.66 : 35,422.83 = 7,200.66 : x
  2. Step 2: Convert to fraction form
    23,616.66/35,422.83 = 7,200.66/x
  3. Step 3: Cross multiply
    23,616.66x = 35,422.83 × 7,200.66
  4. Step 4: Simplify right side
    23,616.66x = 255,067,755.07
  5. Step 5: Solve for x
    x = 255,067,755.07/23,616.66
  6. Step 6: Final answer
    x = 10,800.33

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1.5x scale

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.