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Finding the Fourth Proportional to 190,689.96, 263,122.92 and 114,191.14

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Solution

The fourth proportional to 190,689.96, 263,122.92 and 114,191.14 is: 157,566.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,689.96 : 263,122.92 = 114,191.14 : x
  2. Step 2: Convert to fraction form
    190,689.96/263,122.92 = 114,191.14/x
  3. Step 3: Cross multiply
    190,689.96x = 263,122.92 × 114,191.14
  4. Step 4: Simplify right side
    190,689.96x = 30,046,306,194.93
  5. Step 5: Solve for x
    x = 30,046,306,194.93/190,689.96
  6. Step 6: Final answer
    x = 157,566.27

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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.