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Finding the Fourth Proportional to 68,058.54, 93,914.37 and 63,043.02

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Solution

The fourth proportional to 68,058.54, 93,914.37 and 63,043.02 is: 86,993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,058.54 : 93,914.37 = 63,043.02 : x
  2. Step 2: Convert to fraction form
    68,058.54/93,914.37 = 63,043.02/x
  3. Step 3: Cross multiply
    68,058.54x = 93,914.37 × 63,043.02
  4. Step 4: Simplify right side
    68,058.54x = 5,920,645,506.20
  5. Step 5: Solve for x
    x = 5,920,645,506.20/68,058.54
  6. Step 6: Final answer
    x = 86,993.43

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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.