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Finding the Fourth Proportional to 24,919.20, 37,349.20 and 13,226.40

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Solution

The fourth proportional to 24,919.20, 37,349.20 and 13,226.40 is: 19,823.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,919.20 : 37,349.20 = 13,226.40 : x
  2. Step 2: Convert to fraction form
    24,919.20/37,349.20 = 13,226.40/x
  3. Step 3: Cross multiply
    24,919.20x = 37,349.20 × 13,226.40
  4. Step 4: Simplify right side
    24,919.20x = 493,995,458.88
  5. Step 5: Solve for x
    x = 493,995,458.88/24,919.20
  6. Step 6: Final answer
    x = 19,823.89

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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.