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Finding the Fourth Proportional to 171,872.88, 237,186 and 95,397.28

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Solution

The fourth proportional to 171,872.88, 237,186 and 95,397.28 is: 131,649.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,872.88 : 237,186 = 95,397.28 : x
  2. Step 2: Convert to fraction form
    171,872.88/237,186 = 95,397.28/x
  3. Step 3: Cross multiply
    171,872.88x = 237,186 × 95,397.28
  4. Step 4: Simplify right side
    171,872.88x = 22,626,899,254.08
  5. Step 5: Solve for x
    x = 22,626,899,254.08/171,872.88
  6. Step 6: Final answer
    x = 131,649.04

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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.