Home / 47,694.22-71,537.18-18,112.28

Finding the Fourth Proportional to 47,694.22, 71,537.18 and 18,112.28

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Solution

The fourth proportional to 47,694.22, 71,537.18 and 18,112.28 is: 27,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,694.22 : 71,537.18 = 18,112.28 : x
  2. Step 2: Convert to fraction form
    47,694.22/71,537.18 = 18,112.28/x
  3. Step 3: Cross multiply
    47,694.22x = 71,537.18 × 18,112.28
  4. Step 4: Simplify right side
    47,694.22x = 1,295,700,986.32
  5. Step 5: Solve for x
    x = 1,295,700,986.32/47,694.22
  6. Step 6: Final answer
    x = 27,166.84

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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.