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Finding the Fourth Proportional to 73,771.96, 110,630.78 and 26,374.24

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Solution

The fourth proportional to 73,771.96, 110,630.78 and 26,374.24 is: 39,551.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,771.96 : 110,630.78 = 26,374.24 : x
  2. Step 2: Convert to fraction form
    73,771.96/110,630.78 = 26,374.24/x
  3. Step 3: Cross multiply
    73,771.96x = 110,630.78 × 26,374.24
  4. Step 4: Simplify right side
    73,771.96x = 2,917,802,743.11
  5. Step 5: Solve for x
    x = 2,917,802,743.11/73,771.96
  6. Step 6: Final answer
    x = 39,551.65

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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.