Home / 65,227.24-97,832.68-20,850.32

Finding the Fourth Proportional to 65,227.24, 97,832.68 and 20,850.32

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Solution

The fourth proportional to 65,227.24, 97,832.68 and 20,850.32 is: 31,272.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,227.24 : 97,832.68 = 20,850.32 : x
  2. Step 2: Convert to fraction form
    65,227.24/97,832.68 = 20,850.32/x
  3. Step 3: Cross multiply
    65,227.24x = 97,832.68 × 20,850.32
  4. Step 4: Simplify right side
    65,227.24x = 2,039,842,684.46
  5. Step 5: Solve for x
    x = 2,039,842,684.46/65,227.24
  6. Step 6: Final answer
    x = 31,272.87

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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.