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Finding the Fourth Proportional to 73,765.93, 101,797.11 and 40,231.93

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Solution

The fourth proportional to 73,765.93, 101,797.11 and 40,231.93 is: 55,520.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,765.93 : 101,797.11 = 40,231.93 : x
  2. Step 2: Convert to fraction form
    73,765.93/101,797.11 = 40,231.93/x
  3. Step 3: Cross multiply
    73,765.93x = 101,797.11 × 40,231.93
  4. Step 4: Simplify right side
    73,765.93x = 4,095,494,203.72
  5. Step 5: Solve for x
    x = 4,095,494,203.72/73,765.93
  6. Step 6: Final answer
    x = 55,520.13

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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.