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Finding the Fourth Proportional to 171,287.83, 236,371.18 and 94,807.07

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Solution

The fourth proportional to 171,287.83, 236,371.18 and 94,807.07 is: 130,830.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,287.83 : 236,371.18 = 94,807.07 : x
  2. Step 2: Convert to fraction form
    171,287.83/236,371.18 = 94,807.07/x
  3. Step 3: Cross multiply
    171,287.83x = 236,371.18 × 94,807.07
  4. Step 4: Simplify right side
    171,287.83x = 22,409,659,716.47
  5. Step 5: Solve for x
    x = 22,409,659,716.47/171,287.83
  6. Step 6: Final answer
    x = 130,830.42

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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.