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Finding the Fourth Proportional to 24,194.60, 36,291.90 and 16,821.80

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Solution

The fourth proportional to 24,194.60, 36,291.90 and 16,821.80 is: 25,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,194.60 : 36,291.90 = 16,821.80 : x
  2. Step 2: Convert to fraction form
    24,194.60/36,291.90 = 16,821.80/x
  3. Step 3: Cross multiply
    24,194.60x = 36,291.90 × 16,821.80
  4. Step 4: Simplify right side
    24,194.60x = 610,495,083.42
  5. Step 5: Solve for x
    x = 610,495,083.42/24,194.60
  6. Step 6: Final answer
    x = 25,232.70

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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.