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Finding the Fourth Proportional to 171,645.53, 236,884.80 and 95,188.57

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Solution

The fourth proportional to 171,645.53, 236,884.80 and 95,188.57 is: 131,367.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,645.53 : 236,884.80 = 95,188.57 : x
  2. Step 2: Convert to fraction form
    171,645.53/236,884.80 = 95,188.57/x
  3. Step 3: Cross multiply
    171,645.53x = 236,884.80 × 95,188.57
  4. Step 4: Simplify right side
    171,645.53x = 22,548,725,131.48
  5. Step 5: Solve for x
    x = 22,548,725,131.48/171,645.53
  6. Step 6: Final answer
    x = 131,367.97

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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.