Home / 68,481.51-94,504.68-38,267.97

Finding the Fourth Proportional to 68,481.51, 94,504.68 and 38,267.97

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Solution

The fourth proportional to 68,481.51, 94,504.68 and 38,267.97 is: 52,809.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,481.51 : 94,504.68 = 38,267.97 : x
  2. Step 2: Convert to fraction form
    68,481.51/94,504.68 = 38,267.97/x
  3. Step 3: Cross multiply
    68,481.51x = 94,504.68 × 38,267.97
  4. Step 4: Simplify right side
    68,481.51x = 3,616,502,259.10
  5. Step 5: Solve for x
    x = 3,616,502,259.10/68,481.51
  6. Step 6: Final answer
    x = 52,809.91

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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.