Home / 71,826.44-107,740.20-25,079.36

Finding the Fourth Proportional to 71,826.44, 107,740.20 and 25,079.36

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Solution

The fourth proportional to 71,826.44, 107,740.20 and 25,079.36 is: 37,619.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,826.44 : 107,740.20 = 25,079.36 : x
  2. Step 2: Convert to fraction form
    71,826.44/107,740.20 = 25,079.36/x
  3. Step 3: Cross multiply
    71,826.44x = 107,740.20 × 25,079.36
  4. Step 4: Simplify right side
    71,826.44x = 2,702,055,262.27
  5. Step 5: Solve for x
    x = 2,702,055,262.27/71,826.44
  6. Step 6: Final answer
    x = 37,619.23

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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.