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Finding the Fourth Proportional to 171,357.54, 236,476.54 and 95,905.86

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Solution

The fourth proportional to 171,357.54, 236,476.54 and 95,905.86 is: 132,351.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,357.54 : 236,476.54 = 95,905.86 : x
  2. Step 2: Convert to fraction form
    171,357.54/236,476.54 = 95,905.86/x
  3. Step 3: Cross multiply
    171,357.54x = 236,476.54 × 95,905.86
  4. Step 4: Simplify right side
    171,357.54x = 22,679,485,938.52
  5. Step 5: Solve for x
    x = 22,679,485,938.52/171,357.54
  6. Step 6: Final answer
    x = 132,351.84

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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.