Home / 65,360.72-98,058.09-18,617.24

Finding the Fourth Proportional to 65,360.72, 98,058.09 and 18,617.24

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Solution

The fourth proportional to 65,360.72, 98,058.09 and 18,617.24 is: 27,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,360.72 : 98,058.09 = 18,617.24 : x
  2. Step 2: Convert to fraction form
    65,360.72/98,058.09 = 18,617.24/x
  3. Step 3: Cross multiply
    65,360.72x = 98,058.09 × 18,617.24
  4. Step 4: Simplify right side
    65,360.72x = 1,825,571,310.43
  5. Step 5: Solve for x
    x = 1,825,571,310.43/65,360.72
  6. Step 6: Final answer
    x = 27,930.71

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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.