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Finding the Fourth Proportional to 101,163.33, 139,606.55 and 55,841.34

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Solution

The fourth proportional to 101,163.33, 139,606.55 and 55,841.34 is: 77,061.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,163.33 : 139,606.55 = 55,841.34 : x
  2. Step 2: Convert to fraction form
    101,163.33/139,606.55 = 55,841.34/x
  3. Step 3: Cross multiply
    101,163.33x = 139,606.55 × 55,841.34
  4. Step 4: Simplify right side
    101,163.33x = 7,795,816,824.78
  5. Step 5: Solve for x
    x = 7,795,816,824.78/101,163.33
  6. Step 6: Final answer
    x = 77,061.69

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