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Finding the Fourth Proportional to 74,833.83, 112,268.84 and 27,452.61

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Solution

The fourth proportional to 74,833.83, 112,268.84 and 27,452.61 is: 41,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,833.83 : 112,268.84 = 27,452.61 : x
  2. Step 2: Convert to fraction form
    74,833.83/112,268.84 = 27,452.61/x
  3. Step 3: Cross multiply
    74,833.83x = 112,268.84 × 27,452.61
  4. Step 4: Simplify right side
    74,833.83x = 3,082,072,542.41
  5. Step 5: Solve for x
    x = 3,082,072,542.41/74,833.83
  6. Step 6: Final answer
    x = 41,185.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.