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Finding the Fourth Proportional to 171,001.38, 235,981.40 and 95,549.94

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Solution

The fourth proportional to 171,001.38, 235,981.40 and 95,549.94 is: 131,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,001.38 : 235,981.40 = 95,549.94 : x
  2. Step 2: Convert to fraction form
    171,001.38/235,981.40 = 95,549.94/x
  3. Step 3: Cross multiply
    171,001.38x = 235,981.40 × 95,549.94
  4. Step 4: Simplify right side
    171,001.38x = 22,548,008,611.12
  5. Step 5: Solve for x
    x = 22,548,008,611.12/171,001.38
  6. Step 6: Final answer
    x = 131,858.64

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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.