Home / 108,204.23-163,044.92-88,914.89

Finding the Fourth Proportional to 108,204.23, 163,044.92 and 88,914.89

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Solution

The fourth proportional to 108,204.23, 163,044.92 and 88,914.89 is: 133,979.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,204.23 : 163,044.92 = 88,914.89 : x
  2. Step 2: Convert to fraction form
    108,204.23/163,044.92 = 88,914.89/x
  3. Step 3: Cross multiply
    108,204.23x = 163,044.92 × 88,914.89
  4. Step 4: Simplify right side
    108,204.23x = 14,497,121,992.97
  5. Step 5: Solve for x
    x = 14,497,121,992.97/108,204.23
  6. Step 6: Final answer
    x = 133,979.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.