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Finding the Fourth Proportional to 171,262.72, 236,347.20 and 95,810.56

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Solution

The fourth proportional to 171,262.72, 236,347.20 and 95,810.56 is: 132,221.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,262.72 : 236,347.20 = 95,810.56 : x
  2. Step 2: Convert to fraction form
    171,262.72/236,347.20 = 95,810.56/x
  3. Step 3: Cross multiply
    171,262.72x = 236,347.20 × 95,810.56
  4. Step 4: Simplify right side
    171,262.72x = 22,644,557,586.43
  5. Step 5: Solve for x
    x = 22,644,557,586.43/171,262.72
  6. Step 6: Final answer
    x = 132,221.17

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1.5x scale

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.