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Finding the Fourth Proportional to 22,863.85, 34,368.68 and 21,551.65

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Solution

The fourth proportional to 22,863.85, 34,368.68 and 21,551.65 is: 32,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,863.85 : 34,368.68 = 21,551.65 : x
  2. Step 2: Convert to fraction form
    22,863.85/34,368.68 = 21,551.65/x
  3. Step 3: Cross multiply
    22,863.85x = 34,368.68 × 21,551.65
  4. Step 4: Simplify right side
    22,863.85x = 740,701,654.56
  5. Step 5: Solve for x
    x = 740,701,654.56/22,863.85
  6. Step 6: Final answer
    x = 32,396.19

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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.