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Finding the Fourth Proportional to 171,193.70, 236,247.13 and 95,742.20

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Solution

The fourth proportional to 171,193.70, 236,247.13 and 95,742.20 is: 132,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,193.70 : 236,247.13 = 95,742.20 : x
  2. Step 2: Convert to fraction form
    171,193.70/236,247.13 = 95,742.20/x
  3. Step 3: Cross multiply
    171,193.70x = 236,247.13 × 95,742.20
  4. Step 4: Simplify right side
    171,193.70x = 22,618,820,680.18
  5. Step 5: Solve for x
    x = 22,618,820,680.18/171,193.70
  6. Step 6: Final answer
    x = 132,124.14

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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.