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Finding the Fourth Proportional to 24,178.78, 36,268.20 and 11,042.20

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Solution

The fourth proportional to 24,178.78, 36,268.20 and 11,042.20 is: 16,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,178.78 : 36,268.20 = 11,042.20 : x
  2. Step 2: Convert to fraction form
    24,178.78/36,268.20 = 11,042.20/x
  3. Step 3: Cross multiply
    24,178.78x = 36,268.20 × 11,042.20
  4. Step 4: Simplify right side
    24,178.78x = 400,480,718.04
  5. Step 5: Solve for x
    x = 400,480,718.04/24,178.78
  6. Step 6: Final answer
    x = 16,563.31

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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.