Home / 65,170.36-97,757.24-20,797.06

Finding the Fourth Proportional to 65,170.36, 97,757.24 and 20,797.06

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Solution

The fourth proportional to 65,170.36, 97,757.24 and 20,797.06 is: 31,196.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,170.36 : 97,757.24 = 20,797.06 : x
  2. Step 2: Convert to fraction form
    65,170.36/97,757.24 = 20,797.06/x
  3. Step 3: Cross multiply
    65,170.36x = 97,757.24 × 20,797.06
  4. Step 4: Simplify right side
    65,170.36x = 2,033,062,748.92
  5. Step 5: Solve for x
    x = 2,033,062,748.92/65,170.36
  6. Step 6: Final answer
    x = 31,196.12

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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.