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Finding the Fourth Proportional to 73,536.86, 101,487.74 and 43,331.56

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Solution

The fourth proportional to 73,536.86, 101,487.74 and 43,331.56 is: 59,801.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,536.86 : 101,487.74 = 43,331.56 : x
  2. Step 2: Convert to fraction form
    73,536.86/101,487.74 = 43,331.56/x
  3. Step 3: Cross multiply
    73,536.86x = 101,487.74 × 43,331.56
  4. Step 4: Simplify right side
    73,536.86x = 4,397,621,624.70
  5. Step 5: Solve for x
    x = 4,397,621,624.70/73,536.86
  6. Step 6: Final answer
    x = 59,801.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.