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Finding the Fourth Proportional to 51,116.40, 76,674.60 and 34,527.60

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Solution

The fourth proportional to 51,116.40, 76,674.60 and 34,527.60 is: 51,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,116.40 : 76,674.60 = 34,527.60 : x
  2. Step 2: Convert to fraction form
    51,116.40/76,674.60 = 34,527.60/x
  3. Step 3: Cross multiply
    51,116.40x = 76,674.60 × 34,527.60
  4. Step 4: Simplify right side
    51,116.40x = 2,647,389,918.96
  5. Step 5: Solve for x
    x = 2,647,389,918.96/51,116.40
  6. Step 6: Final answer
    x = 51,791.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.