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Finding the Fourth Proportional to 59,163.90, 81,600.03 and 37,944.78

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Solution

The fourth proportional to 59,163.90, 81,600.03 and 37,944.78 is: 52,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,163.90 : 81,600.03 = 37,944.78 : x
  2. Step 2: Convert to fraction form
    59,163.90/81,600.03 = 37,944.78/x
  3. Step 3: Cross multiply
    59,163.90x = 81,600.03 × 37,944.78
  4. Step 4: Simplify right side
    59,163.90x = 3,096,295,186.34
  5. Step 5: Solve for x
    x = 3,096,295,186.34/59,163.90
  6. Step 6: Final answer
    x = 52,334.20

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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.