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Finding the Fourth Proportional to 73,633.88, 101,614.76 and 40,099.88

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Solution

The fourth proportional to 73,633.88, 101,614.76 and 40,099.88 is: 55,337.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,633.88 : 101,614.76 = 40,099.88 : x
  2. Step 2: Convert to fraction form
    73,633.88/101,614.76 = 40,099.88/x
  3. Step 3: Cross multiply
    73,633.88x = 101,614.76 × 40,099.88
  4. Step 4: Simplify right side
    73,633.88x = 4,074,738,973.66
  5. Step 5: Solve for x
    x = 4,074,738,973.66/73,633.88
  6. Step 6: Final answer
    x = 55,337.83

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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.