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Finding the Fourth Proportional to 167,967.60, 231,786.54 and 104,304.04

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Solution

The fourth proportional to 167,967.60, 231,786.54 and 104,304.04 is: 143,934.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,967.60 : 231,786.54 = 104,304.04 : x
  2. Step 2: Convert to fraction form
    167,967.60/231,786.54 = 104,304.04/x
  3. Step 3: Cross multiply
    167,967.60x = 231,786.54 × 104,304.04
  4. Step 4: Simplify right side
    167,967.60x = 24,176,272,539.62
  5. Step 5: Solve for x
    x = 24,176,272,539.62/167,967.60
  6. Step 6: Final answer
    x = 143,934.14

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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.