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Finding the Fourth Proportional to 22,860.88, 34,286.52 and 8,816.08

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Solution

The fourth proportional to 22,860.88, 34,286.52 and 8,816.08 is: 13,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,860.88 : 34,286.52 = 8,816.08 : x
  2. Step 2: Convert to fraction form
    22,860.88/34,286.52 = 8,816.08/x
  3. Step 3: Cross multiply
    22,860.88x = 34,286.52 × 8,816.08
  4. Step 4: Simplify right side
    22,860.88x = 302,272,703.24
  5. Step 5: Solve for x
    x = 302,272,703.24/22,860.88
  6. Step 6: Final answer
    x = 13,222.27

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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.