Home / 123,227.24-170,071.11-69,517.22

Finding the Fourth Proportional to 123,227.24, 170,071.11 and 69,517.22

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Solution

The fourth proportional to 123,227.24, 170,071.11 and 69,517.22 is: 95,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,227.24 : 170,071.11 = 69,517.22 : x
  2. Step 2: Convert to fraction form
    123,227.24/170,071.11 = 69,517.22/x
  3. Step 3: Cross multiply
    123,227.24x = 170,071.11 × 69,517.22
  4. Step 4: Simplify right side
    123,227.24x = 11,822,869,919.16
  5. Step 5: Solve for x
    x = 11,822,869,919.16/123,227.24
  6. Step 6: Final answer
    x = 95,943.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.