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Finding the Fourth Proportional to 36,860.52, 50,874.06 and 21,752.11

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Solution

The fourth proportional to 36,860.52, 50,874.06 and 21,752.11 is: 30,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,860.52 : 50,874.06 = 21,752.11 : x
  2. Step 2: Convert to fraction form
    36,860.52/50,874.06 = 21,752.11/x
  3. Step 3: Cross multiply
    36,860.52x = 50,874.06 × 21,752.11
  4. Step 4: Simplify right side
    36,860.52x = 1,106,618,049.22
  5. Step 5: Solve for x
    x = 1,106,618,049.22/36,860.52
  6. Step 6: Final answer
    x = 30,021.77

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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.