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Finding the Fourth Proportional to 26,801.72, 36,981.04 and 16,191.94

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Solution

The fourth proportional to 26,801.72, 36,981.04 and 16,191.94 is: 22,341.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.72 : 36,981.04 = 16,191.94 : x
  2. Step 2: Convert to fraction form
    26,801.72/36,981.04 = 16,191.94/x
  3. Step 3: Cross multiply
    26,801.72x = 36,981.04 × 16,191.94
  4. Step 4: Simplify right side
    26,801.72x = 598,794,780.82
  5. Step 5: Solve for x
    x = 598,794,780.82/26,801.72
  6. Step 6: Final answer
    x = 22,341.65

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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.