Home / 65,863.11-98,794.92-15,943.12

Finding the Fourth Proportional to 65,863.11, 98,794.92 and 15,943.12

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Solution

The fourth proportional to 65,863.11, 98,794.92 and 15,943.12 is: 23,914.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,863.11 : 98,794.92 = 15,943.12 : x
  2. Step 2: Convert to fraction form
    65,863.11/98,794.92 = 15,943.12/x
  3. Step 3: Cross multiply
    65,863.11x = 98,794.92 × 15,943.12
  4. Step 4: Simplify right side
    65,863.11x = 1,575,099,221.09
  5. Step 5: Solve for x
    x = 1,575,099,221.09/65,863.11
  6. Step 6: Final answer
    x = 23,914.74

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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.