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Finding the Fourth Proportional to 73,680.23, 110,541.90 and 23,759.31

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Solution

The fourth proportional to 73,680.23, 110,541.90 and 23,759.31 is: 35,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,680.23 : 110,541.90 = 23,759.31 : x
  2. Step 2: Convert to fraction form
    73,680.23/110,541.90 = 23,759.31/x
  3. Step 3: Cross multiply
    73,680.23x = 110,541.90 × 23,759.31
  4. Step 4: Simplify right side
    73,680.23x = 2,626,399,270.09
  5. Step 5: Solve for x
    x = 2,626,399,270.09/73,680.23
  6. Step 6: Final answer
    x = 35,645.92

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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.