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Finding the Fourth Proportional to 171,958.80, 237,301.20 and 96,505.68

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Solution

The fourth proportional to 171,958.80, 237,301.20 and 96,505.68 is: 133,176.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,958.80 : 237,301.20 = 96,505.68 : x
  2. Step 2: Convert to fraction form
    171,958.80/237,301.20 = 96,505.68/x
  3. Step 3: Cross multiply
    171,958.80x = 237,301.20 × 96,505.68
  4. Step 4: Simplify right side
    171,958.80x = 22,900,913,670.82
  5. Step 5: Solve for x
    x = 22,900,913,670.82/171,958.80
  6. Step 6: Final answer
    x = 133,176.75

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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.