Home / 185,922.23-256,500.24-137,639.73

Finding the Fourth Proportional to 185,922.23, 256,500.24 and 137,639.73

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Solution

The fourth proportional to 185,922.23, 256,500.24 and 137,639.73 is: 189,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,922.23 : 256,500.24 = 137,639.73 : x
  2. Step 2: Convert to fraction form
    185,922.23/256,500.24 = 137,639.73/x
  3. Step 3: Cross multiply
    185,922.23x = 256,500.24 × 137,639.73
  4. Step 4: Simplify right side
    185,922.23x = 35,304,623,778.54
  5. Step 5: Solve for x
    x = 35,304,623,778.54/185,922.23
  6. Step 6: Final answer
    x = 189,889.20

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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.