Home / 75,319.74-112,989.03-22,729.14

Finding the Fourth Proportional to 75,319.74, 112,989.03 and 22,729.14

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Solution

The fourth proportional to 75,319.74, 112,989.03 and 22,729.14 is: 34,096.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,319.74 : 112,989.03 = 22,729.14 : x
  2. Step 2: Convert to fraction form
    75,319.74/112,989.03 = 22,729.14/x
  3. Step 3: Cross multiply
    75,319.74x = 112,989.03 × 22,729.14
  4. Step 4: Simplify right side
    75,319.74x = 2,568,143,481.33
  5. Step 5: Solve for x
    x = 2,568,143,481.33/75,319.74
  6. Step 6: Final answer
    x = 34,096.55

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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.