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Finding the Fourth Proportional to 22,593.60, 33,890.40 and 14,246.55

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Solution

The fourth proportional to 22,593.60, 33,890.40 and 14,246.55 is: 21,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,593.60 : 33,890.40 = 14,246.55 : x
  2. Step 2: Convert to fraction form
    22,593.60/33,890.40 = 14,246.55/x
  3. Step 3: Cross multiply
    22,593.60x = 33,890.40 × 14,246.55
  4. Step 4: Simplify right side
    22,593.60x = 482,821,278.12
  5. Step 5: Solve for x
    x = 482,821,278.12/22,593.60
  6. Step 6: Final answer
    x = 21,369.83

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Similar ratio
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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.