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Finding the Fourth Proportional to 180,324.56, 248,843.40 and 99,756.56

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Solution

The fourth proportional to 180,324.56, 248,843.40 and 99,756.56 is: 137,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,324.56 : 248,843.40 = 99,756.56 : x
  2. Step 2: Convert to fraction form
    180,324.56/248,843.40 = 99,756.56/x
  3. Step 3: Cross multiply
    180,324.56x = 248,843.40 × 99,756.56
  4. Step 4: Simplify right side
    180,324.56x = 24,823,761,562.70
  5. Step 5: Solve for x
    x = 24,823,761,562.70/180,324.56
  6. Step 6: Final answer
    x = 137,661.57

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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.