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Finding the Fourth Proportional to 163,707.34, 225,891.33 and 92,104.96

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Solution

The fourth proportional to 163,707.34, 225,891.33 and 92,104.96 is: 127,090.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,707.34 : 225,891.33 = 92,104.96 : x
  2. Step 2: Convert to fraction form
    163,707.34/225,891.33 = 92,104.96/x
  3. Step 3: Cross multiply
    163,707.34x = 225,891.33 × 92,104.96
  4. Step 4: Simplify right side
    163,707.34x = 20,805,711,914.00
  5. Step 5: Solve for x
    x = 20,805,711,914.00/163,707.34
  6. Step 6: Final answer
    x = 127,090.89

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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.