Home / 108,769.26-163,185.48-38,654.04

Finding the Fourth Proportional to 108,769.26, 163,185.48 and 38,654.04

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Solution

The fourth proportional to 108,769.26, 163,185.48 and 38,654.04 is: 57,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,769.26 : 163,185.48 = 38,654.04 : x
  2. Step 2: Convert to fraction form
    108,769.26/163,185.48 = 38,654.04/x
  3. Step 3: Cross multiply
    108,769.26x = 163,185.48 × 38,654.04
  4. Step 4: Simplify right side
    108,769.26x = 6,307,778,071.34
  5. Step 5: Solve for x
    x = 6,307,778,071.34/108,769.26
  6. Step 6: Final answer
    x = 57,992.29

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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.