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Finding the Fourth Proportional to 73,771.44, 110,588.04 and 26,988

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Solution

The fourth proportional to 73,771.44, 110,588.04 and 26,988 is: 40,456.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,771.44 : 110,588.04 = 26,988 : x
  2. Step 2: Convert to fraction form
    73,771.44/110,588.04 = 26,988/x
  3. Step 3: Cross multiply
    73,771.44x = 110,588.04 × 26,988
  4. Step 4: Simplify right side
    73,771.44x = 2,984,550,023.52
  5. Step 5: Solve for x
    x = 2,984,550,023.52/73,771.44
  6. Step 6: Final answer
    x = 40,456.71

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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.