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Finding the Fourth Proportional to 171,645.75, 236,880.86 and 96,199.11

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Solution

The fourth proportional to 171,645.75, 236,880.86 and 96,199.11 is: 132,760.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,645.75 : 236,880.86 = 96,199.11 : x
  2. Step 2: Convert to fraction form
    171,645.75/236,880.86 = 96,199.11/x
  3. Step 3: Cross multiply
    171,645.75x = 236,880.86 × 96,199.11
  4. Step 4: Simplify right side
    171,645.75x = 22,787,727,427.04
  5. Step 5: Solve for x
    x = 22,787,727,427.04/171,645.75
  6. Step 6: Final answer
    x = 132,760.22

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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.