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Finding the Fourth Proportional to 185,244.77, 255,638.03 and 100,361.83

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Solution

The fourth proportional to 185,244.77, 255,638.03 and 100,361.83 is: 138,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,244.77 : 255,638.03 = 100,361.83 : x
  2. Step 2: Convert to fraction form
    185,244.77/255,638.03 = 100,361.83/x
  3. Step 3: Cross multiply
    185,244.77x = 255,638.03 × 100,361.83
  4. Step 4: Simplify right side
    185,244.77x = 25,656,300,508.39
  5. Step 5: Solve for x
    x = 25,656,300,508.39/185,244.77
  6. Step 6: Final answer
    x = 138,499.46

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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.