Home / 68,982.76-103,387.56-29,493.46

Finding the Fourth Proportional to 68,982.76, 103,387.56 and 29,493.46

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Solution

The fourth proportional to 68,982.76, 103,387.56 and 29,493.46 is: 44,203.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,982.76 : 103,387.56 = 29,493.46 : x
  2. Step 2: Convert to fraction form
    68,982.76/103,387.56 = 29,493.46/x
  3. Step 3: Cross multiply
    68,982.76x = 103,387.56 × 29,493.46
  4. Step 4: Simplify right side
    68,982.76x = 3,049,256,865.36
  5. Step 5: Solve for x
    x = 3,049,256,865.36/68,982.76
  6. Step 6: Final answer
    x = 44,203.17

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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.