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Finding the Fourth Proportional to 171,648, 236,888.19 and 95,174.69

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Solution

The fourth proportional to 171,648, 236,888.19 and 95,174.69 is: 131,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648 : 236,888.19 = 95,174.69 : x
  2. Step 2: Convert to fraction form
    171,648/236,888.19 = 95,174.69/x
  3. Step 3: Cross multiply
    171,648x = 236,888.19 × 95,174.69
  4. Step 4: Simplify right side
    171,648x = 22,545,758,863.47
  5. Step 5: Solve for x
    x = 22,545,758,863.47/171,648
  6. Step 6: Final answer
    x = 131,348.80

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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.