Home / 65,712.44-98,568.63-15,792.53

Finding the Fourth Proportional to 65,712.44, 98,568.63 and 15,792.53

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Solution

The fourth proportional to 65,712.44, 98,568.63 and 15,792.53 is: 23,688.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,712.44 : 98,568.63 = 15,792.53 : x
  2. Step 2: Convert to fraction form
    65,712.44/98,568.63 = 15,792.53/x
  3. Step 3: Cross multiply
    65,712.44x = 98,568.63 × 15,792.53
  4. Step 4: Simplify right side
    65,712.44x = 1,556,647,553.49
  5. Step 5: Solve for x
    x = 1,556,647,553.49/65,712.44
  6. Step 6: Final answer
    x = 23,688.78

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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.