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Finding the Fourth Proportional to 24,184.80, 36,277.20 and 18,279.90

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Solution

The fourth proportional to 24,184.80, 36,277.20 and 18,279.90 is: 27,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,184.80 : 36,277.20 = 18,279.90 : x
  2. Step 2: Convert to fraction form
    24,184.80/36,277.20 = 18,279.90/x
  3. Step 3: Cross multiply
    24,184.80x = 36,277.20 × 18,279.90
  4. Step 4: Simplify right side
    24,184.80x = 663,143,588.28
  5. Step 5: Solve for x
    x = 663,143,588.28/24,184.80
  6. Step 6: Final answer
    x = 27,419.85

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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.