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Finding the Fourth Proportional to 73,816.97, 110,671.81 and 29,430.41

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Solution

The fourth proportional to 73,816.97, 110,671.81 and 29,430.41 is: 44,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,816.97 : 110,671.81 = 29,430.41 : x
  2. Step 2: Convert to fraction form
    73,816.97/110,671.81 = 29,430.41/x
  3. Step 3: Cross multiply
    73,816.97x = 110,671.81 × 29,430.41
  4. Step 4: Simplify right side
    73,816.97x = 3,257,116,743.74
  5. Step 5: Solve for x
    x = 3,257,116,743.74/73,816.97
  6. Step 6: Final answer
    x = 44,124.23

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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.