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Finding the Fourth Proportional to 41,776.56, 57,659.04 and 27,629.10

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Solution

The fourth proportional to 41,776.56, 57,659.04 and 27,629.10 is: 38,133.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,776.56 : 57,659.04 = 27,629.10 : x
  2. Step 2: Convert to fraction form
    41,776.56/57,659.04 = 27,629.10/x
  3. Step 3: Cross multiply
    41,776.56x = 57,659.04 × 27,629.10
  4. Step 4: Simplify right side
    41,776.56x = 1,593,067,382.06
  5. Step 5: Solve for x
    x = 1,593,067,382.06/41,776.56
  6. Step 6: Final answer
    x = 38,133.04

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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.