Home / 68,481.25-94,508.52-38,266.66

Finding the Fourth Proportional to 68,481.25, 94,508.52 and 38,266.66

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Solution

The fourth proportional to 68,481.25, 94,508.52 and 38,266.66 is: 52,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,481.25 : 94,508.52 = 38,266.66 : x
  2. Step 2: Convert to fraction form
    68,481.25/94,508.52 = 38,266.66/x
  3. Step 3: Cross multiply
    68,481.25x = 94,508.52 × 38,266.66
  4. Step 4: Simplify right side
    68,481.25x = 3,616,525,401.94
  5. Step 5: Solve for x
    x = 3,616,525,401.94/68,481.25
  6. Step 6: Final answer
    x = 52,810.45

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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.