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Finding the Fourth Proportional to 24,268.80, 36,402.48 and 18,756.48

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Solution

The fourth proportional to 24,268.80, 36,402.48 and 18,756.48 is: 28,134.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,268.80 : 36,402.48 = 18,756.48 : x
  2. Step 2: Convert to fraction form
    24,268.80/36,402.48 = 18,756.48/x
  3. Step 3: Cross multiply
    24,268.80x = 36,402.48 × 18,756.48
  4. Step 4: Simplify right side
    24,268.80x = 682,782,388.07
  5. Step 5: Solve for x
    x = 682,782,388.07/24,268.80
  6. Step 6: Final answer
    x = 28,134.16

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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.