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Finding the Fourth Proportional to 41,808.80, 57,691.80 and 23,661.56

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Solution

The fourth proportional to 41,808.80, 57,691.80 and 23,661.56 is: 32,650.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,808.80 : 57,691.80 = 23,661.56 : x
  2. Step 2: Convert to fraction form
    41,808.80/57,691.80 = 23,661.56/x
  3. Step 3: Cross multiply
    41,808.80x = 57,691.80 × 23,661.56
  4. Step 4: Simplify right side
    41,808.80x = 1,365,077,987.21
  5. Step 5: Solve for x
    x = 1,365,077,987.21/41,808.80
  6. Step 6: Final answer
    x = 32,650.49

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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.