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Finding the Fourth Proportional to 26,763.88, 36,913.54 and 16,142.44

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Solution

The fourth proportional to 26,763.88, 36,913.54 and 16,142.44 is: 22,264.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,763.88 : 36,913.54 = 16,142.44 : x
  2. Step 2: Convert to fraction form
    26,763.88/36,913.54 = 16,142.44/x
  3. Step 3: Cross multiply
    26,763.88x = 36,913.54 × 16,142.44
  4. Step 4: Simplify right side
    26,763.88x = 595,874,604.64
  5. Step 5: Solve for x
    x = 595,874,604.64/26,763.88
  6. Step 6: Final answer
    x = 22,264.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.