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Finding the Fourth Proportional to 168,015.51, 231,861.35 and 92,564.01

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Solution

The fourth proportional to 168,015.51, 231,861.35 and 92,564.01 is: 127,738.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,015.51 : 231,861.35 = 92,564.01 : x
  2. Step 2: Convert to fraction form
    168,015.51/231,861.35 = 92,564.01/x
  3. Step 3: Cross multiply
    168,015.51x = 231,861.35 × 92,564.01
  4. Step 4: Simplify right side
    168,015.51x = 21,462,016,551.42
  5. Step 5: Solve for x
    x = 21,462,016,551.42/168,015.51
  6. Step 6: Final answer
    x = 127,738.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.