Home / 68,774.28-103,127.37-24,394.38

Finding the Fourth Proportional to 68,774.28, 103,127.37 and 24,394.38

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Solution

The fourth proportional to 68,774.28, 103,127.37 and 24,394.38 is: 36,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,774.28 : 103,127.37 = 24,394.38 : x
  2. Step 2: Convert to fraction form
    68,774.28/103,127.37 = 24,394.38/x
  3. Step 3: Cross multiply
    68,774.28x = 103,127.37 × 24,394.38
  4. Step 4: Simplify right side
    68,774.28x = 2,515,728,252.18
  5. Step 5: Solve for x
    x = 2,515,728,252.18/68,774.28
  6. Step 6: Final answer
    x = 36,579.49

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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.