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Finding the Fourth Proportional to 192,951.12, 266,126.11 and 169,036.27

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Solution

The fourth proportional to 192,951.12, 266,126.11 and 169,036.27 is: 233,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,951.12 : 266,126.11 = 169,036.27 : x
  2. Step 2: Convert to fraction form
    192,951.12/266,126.11 = 169,036.27/x
  3. Step 3: Cross multiply
    192,951.12x = 266,126.11 × 169,036.27
  4. Step 4: Simplify right side
    192,951.12x = 44,984,964,984.01
  5. Step 5: Solve for x
    x = 44,984,964,984.01/192,951.12
  6. Step 6: Final answer
    x = 233,141.77

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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.