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Finding the Fourth Proportional to 24,661.56, 36,949.28 and 20,528.14

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Solution

The fourth proportional to 24,661.56, 36,949.28 and 20,528.14 is: 30,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,661.56 : 36,949.28 = 20,528.14 : x
  2. Step 2: Convert to fraction form
    24,661.56/36,949.28 = 20,528.14/x
  3. Step 3: Cross multiply
    24,661.56x = 36,949.28 × 20,528.14
  4. Step 4: Simplify right side
    24,661.56x = 758,499,992.74
  5. Step 5: Solve for x
    x = 758,499,992.74/24,661.56
  6. Step 6: Final answer
    x = 30,756.37

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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.