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Finding the Fourth Proportional to 169,092, 233,363.97 and 93,640.50

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Solution

The fourth proportional to 169,092, 233,363.97 and 93,640.50 is: 129,233.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,092 : 233,363.97 = 93,640.50 : x
  2. Step 2: Convert to fraction form
    169,092/233,363.97 = 93,640.50/x
  3. Step 3: Cross multiply
    169,092x = 233,363.97 × 93,640.50
  4. Step 4: Simplify right side
    169,092x = 21,852,318,832.79
  5. Step 5: Solve for x
    x = 21,852,318,832.79/169,092
  6. Step 6: Final answer
    x = 129,233.31

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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.