Home / 204,785.48-282,569.70-114,121.56

Finding the Fourth Proportional to 204,785.48, 282,569.70 and 114,121.56

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Solution

The fourth proportional to 204,785.48, 282,569.70 and 114,121.56 is: 157,468.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,785.48 : 282,569.70 = 114,121.56 : x
  2. Step 2: Convert to fraction form
    204,785.48/282,569.70 = 114,121.56/x
  3. Step 3: Cross multiply
    204,785.48x = 282,569.70 × 114,121.56
  4. Step 4: Simplify right side
    204,785.48x = 32,247,294,972.73
  5. Step 5: Solve for x
    x = 32,247,294,972.73/204,785.48
  6. Step 6: Final answer
    x = 157,468.66

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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.