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Finding the Fourth Proportional to 26,783, 36,960.50 and 16,170.52

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Solution

The fourth proportional to 26,783, 36,960.50 and 16,170.52 is: 22,315.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,783 : 36,960.50 = 16,170.52 : x
  2. Step 2: Convert to fraction form
    26,783/36,960.50 = 16,170.52/x
  3. Step 3: Cross multiply
    26,783x = 36,960.50 × 16,170.52
  4. Step 4: Simplify right side
    26,783x = 597,670,504.46
  5. Step 5: Solve for x
    x = 597,670,504.46/26,783
  6. Step 6: Final answer
    x = 22,315.29

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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.