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Finding the Fourth Proportional to 169,363.26, 233,721.60 and 92,882.88

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Solution

The fourth proportional to 169,363.26, 233,721.60 and 92,882.88 is: 128,178.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,363.26 : 233,721.60 = 92,882.88 : x
  2. Step 2: Convert to fraction form
    169,363.26/233,721.60 = 92,882.88/x
  3. Step 3: Cross multiply
    169,363.26x = 233,721.60 × 92,882.88
  4. Step 4: Simplify right side
    169,363.26x = 21,708,735,326.21
  5. Step 5: Solve for x
    x = 21,708,735,326.21/169,363.26
  6. Step 6: Final answer
    x = 128,178.54

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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.