Home / 74,481.12-111,686.49-27,063.17

Finding the Fourth Proportional to 74,481.12, 111,686.49 and 27,063.17

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Solution

The fourth proportional to 74,481.12, 111,686.49 and 27,063.17 is: 40,581.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,481.12 : 111,686.49 = 27,063.17 : x
  2. Step 2: Convert to fraction form
    74,481.12/111,686.49 = 27,063.17/x
  3. Step 3: Cross multiply
    74,481.12x = 111,686.49 × 27,063.17
  4. Step 4: Simplify right side
    74,481.12x = 3,022,589,907.14
  5. Step 5: Solve for x
    x = 3,022,589,907.14/74,481.12
  6. Step 6: Final answer
    x = 40,581.96

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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.