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Finding the Fourth Proportional to 171,242.54, 236,311.17 and 94,761.59

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Solution

The fourth proportional to 171,242.54, 236,311.17 and 94,761.59 is: 130,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,242.54 : 236,311.17 = 94,761.59 : x
  2. Step 2: Convert to fraction form
    171,242.54/236,311.17 = 94,761.59/x
  3. Step 3: Cross multiply
    171,242.54x = 236,311.17 × 94,761.59
  4. Step 4: Simplify right side
    171,242.54x = 22,393,221,287.81
  5. Step 5: Solve for x
    x = 22,393,221,287.81/171,242.54
  6. Step 6: Final answer
    x = 130,769.03

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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.