Home / 68,891.08-103,343.16-26,774.42

Finding the Fourth Proportional to 68,891.08, 103,343.16 and 26,774.42

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Solution

The fourth proportional to 68,891.08, 103,343.16 and 26,774.42 is: 40,164.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,891.08 : 103,343.16 = 26,774.42 : x
  2. Step 2: Convert to fraction form
    68,891.08/103,343.16 = 26,774.42/x
  3. Step 3: Cross multiply
    68,891.08x = 103,343.16 × 26,774.42
  4. Step 4: Simplify right side
    68,891.08x = 2,766,953,169.97
  5. Step 5: Solve for x
    x = 2,766,953,169.97/68,891.08
  6. Step 6: Final answer
    x = 40,164.17

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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.