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Finding the Fourth Proportional to 73,444.97, 110,216.70 and 47,168.16

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Solution

The fourth proportional to 73,444.97, 110,216.70 and 47,168.16 is: 70,783.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,444.97 : 110,216.70 = 47,168.16 : x
  2. Step 2: Convert to fraction form
    73,444.97/110,216.70 = 47,168.16/x
  3. Step 3: Cross multiply
    73,444.97x = 110,216.70 × 47,168.16
  4. Step 4: Simplify right side
    73,444.97x = 5,198,718,940.27
  5. Step 5: Solve for x
    x = 5,198,718,940.27/73,444.97
  6. Step 6: Final answer
    x = 70,783.87

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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.