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Finding the Fourth Proportional to 167,894.76, 231,703.32 and 95,302.78

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Solution

The fourth proportional to 167,894.76, 231,703.32 and 95,302.78 is: 131,522.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,894.76 : 231,703.32 = 95,302.78 : x
  2. Step 2: Convert to fraction form
    167,894.76/231,703.32 = 95,302.78/x
  3. Step 3: Cross multiply
    167,894.76x = 231,703.32 × 95,302.78
  4. Step 4: Simplify right side
    167,894.76x = 22,081,970,531.23
  5. Step 5: Solve for x
    x = 22,081,970,531.23/167,894.76
  6. Step 6: Final answer
    x = 131,522.69

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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.