Home / 61,091.20-91,584.78-27,799.57

Finding the Fourth Proportional to 61,091.20, 91,584.78 and 27,799.57

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Solution

The fourth proportional to 61,091.20, 91,584.78 and 27,799.57 is: 41,675.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,091.20 : 91,584.78 = 27,799.57 : x
  2. Step 2: Convert to fraction form
    61,091.20/91,584.78 = 27,799.57/x
  3. Step 3: Cross multiply
    61,091.20x = 91,584.78 × 27,799.57
  4. Step 4: Simplify right side
    61,091.20x = 2,546,017,502.54
  5. Step 5: Solve for x
    x = 2,546,017,502.54/61,091.20
  6. Step 6: Final answer
    x = 41,675.68

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1.5x scale

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.