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Finding the Fourth Proportional to 171,641.97, 236,879.95 and 95,185.04

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Solution

The fourth proportional to 171,641.97, 236,879.95 and 95,185.04 is: 131,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,641.97 : 236,879.95 = 95,185.04 : x
  2. Step 2: Convert to fraction form
    171,641.97/236,879.95 = 95,185.04/x
  3. Step 3: Cross multiply
    171,641.97x = 236,879.95 × 95,185.04
  4. Step 4: Simplify right side
    171,641.97x = 22,547,428,108.15
  5. Step 5: Solve for x
    x = 22,547,428,108.15/171,641.97
  6. Step 6: Final answer
    x = 131,363.14

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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.