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Finding the Fourth Proportional to 168,894.33, 232,806.20 and 133,027.53

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Solution

The fourth proportional to 168,894.33, 232,806.20 and 133,027.53 is: 183,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,894.33 : 232,806.20 = 133,027.53 : x
  2. Step 2: Convert to fraction form
    168,894.33/232,806.20 = 133,027.53/x
  3. Step 3: Cross multiply
    168,894.33x = 232,806.20 × 133,027.53
  4. Step 4: Simplify right side
    168,894.33x = 30,969,633,089.55
  5. Step 5: Solve for x
    x = 30,969,633,089.55/168,894.33
  6. Step 6: Final answer
    x = 183,366.92

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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.