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Finding the Fourth Proportional to 73,498.80, 110,226.60 and 29,110.80

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Solution

The fourth proportional to 73,498.80, 110,226.60 and 29,110.80 is: 43,657.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,498.80 : 110,226.60 = 29,110.80 : x
  2. Step 2: Convert to fraction form
    73,498.80/110,226.60 = 29,110.80/x
  3. Step 3: Cross multiply
    73,498.80x = 110,226.60 × 29,110.80
  4. Step 4: Simplify right side
    73,498.80x = 3,208,784,507.28
  5. Step 5: Solve for x
    x = 3,208,784,507.28/73,498.80
  6. Step 6: Final answer
    x = 43,657.64

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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.