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Finding the Fourth Proportional to 24,019.60, 36,069.90 and 20,066.80

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Solution

The fourth proportional to 24,019.60, 36,069.90 and 20,066.80 is: 30,134.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,019.60 : 36,069.90 = 20,066.80 : x
  2. Step 2: Convert to fraction form
    24,019.60/36,069.90 = 20,066.80/x
  3. Step 3: Cross multiply
    24,019.60x = 36,069.90 × 20,066.80
  4. Step 4: Simplify right side
    24,019.60x = 723,807,469.32
  5. Step 5: Solve for x
    x = 723,807,469.32/24,019.60
  6. Step 6: Final answer
    x = 30,134.04

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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.