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Finding the Fourth Proportional to 169,387.17, 233,743.17 and 96,793.81

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Solution

The fourth proportional to 169,387.17, 233,743.17 and 96,793.81 is: 133,569.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,387.17 : 233,743.17 = 96,793.81 : x
  2. Step 2: Convert to fraction form
    169,387.17/233,743.17 = 96,793.81/x
  3. Step 3: Cross multiply
    169,387.17x = 233,743.17 × 96,793.81
  4. Step 4: Simplify right side
    169,387.17x = 22,624,891,985.78
  5. Step 5: Solve for x
    x = 22,624,891,985.78/169,387.17
  6. Step 6: Final answer
    x = 133,569.10

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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.