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Finding the Fourth Proportional to 22,654.22, 33,986.61 and 22,277.66

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Solution

The fourth proportional to 22,654.22, 33,986.61 and 22,277.66 is: 33,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,654.22 : 33,986.61 = 22,277.66 : x
  2. Step 2: Convert to fraction form
    22,654.22/33,986.61 = 22,277.66/x
  3. Step 3: Cross multiply
    22,654.22x = 33,986.61 × 22,277.66
  4. Step 4: Simplify right side
    22,654.22x = 757,141,972.20
  5. Step 5: Solve for x
    x = 757,141,972.20/22,654.22
  6. Step 6: Final answer
    x = 33,421.68

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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.