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Finding the Fourth Proportional to 18,404.91, 27,604.61 and 5,923.28

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Solution

The fourth proportional to 18,404.91, 27,604.61 and 5,923.28 is: 8,884.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404.91 : 27,604.61 = 5,923.28 : x
  2. Step 2: Convert to fraction form
    18,404.91/27,604.61 = 5,923.28/x
  3. Step 3: Cross multiply
    18,404.91x = 27,604.61 × 5,923.28
  4. Step 4: Simplify right side
    18,404.91x = 163,509,834.32
  5. Step 5: Solve for x
    x = 163,509,834.32/18,404.91
  6. Step 6: Final answer
    x = 8,884.03

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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.