Home / 65,912.23-98,921.49-34,331.95

Finding the Fourth Proportional to 65,912.23, 98,921.49 and 34,331.95

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Solution

The fourth proportional to 65,912.23, 98,921.49 and 34,331.95 is: 51,525.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,912.23 : 98,921.49 = 34,331.95 : x
  2. Step 2: Convert to fraction form
    65,912.23/98,921.49 = 34,331.95/x
  3. Step 3: Cross multiply
    65,912.23x = 98,921.49 × 34,331.95
  4. Step 4: Simplify right side
    65,912.23x = 3,396,167,648.61
  5. Step 5: Solve for x
    x = 3,396,167,648.61/65,912.23
  6. Step 6: Final answer
    x = 51,525.61

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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.