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Finding the Fourth Proportional to 171,876.87, 237,186.53 and 95,391.51

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Solution

The fourth proportional to 171,876.87, 237,186.53 and 95,391.51 is: 131,638.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,876.87 : 237,186.53 = 95,391.51 : x
  2. Step 2: Convert to fraction form
    171,876.87/237,186.53 = 95,391.51/x
  3. Step 3: Cross multiply
    171,876.87x = 237,186.53 × 95,391.51
  4. Step 4: Simplify right side
    171,876.87x = 22,625,580,771.40
  5. Step 5: Solve for x
    x = 22,625,580,771.40/171,876.87
  6. Step 6: Final answer
    x = 131,638.31

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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.