Home / 65,822.48-98,735.60-25,839.80

Finding the Fourth Proportional to 65,822.48, 98,735.60 and 25,839.80

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Solution

The fourth proportional to 65,822.48, 98,735.60 and 25,839.80 is: 38,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,822.48 : 98,735.60 = 25,839.80 : x
  2. Step 2: Convert to fraction form
    65,822.48/98,735.60 = 25,839.80/x
  3. Step 3: Cross multiply
    65,822.48x = 98,735.60 × 25,839.80
  4. Step 4: Simplify right side
    65,822.48x = 2,551,308,156.88
  5. Step 5: Solve for x
    x = 2,551,308,156.88/65,822.48
  6. Step 6: Final answer
    x = 38,760.44

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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.