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Finding the Third Proportional to 47,541.50 and 73,081

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Solution

The third proportional to 47,541.50 and 73,081 is: 112,340.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,541.50 : 73,081 = 73,081 : x
  2. Step 2: Convert to fraction form
    47,541.50/73,081 = 73,081/x
  3. Step 3: Cross multiply
    47,541.50x = 73,081 × 73,081
  4. Step 4: Simplify right side
    47,541.50x = 5,340,832,561
  5. Step 5: Solve for x
    x = 5,340,832,561/47,541.50
  6. Step 6: Final answer
    x = 112,340.43

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.