Home / 204,918.74-282,789.09-114,280.43

Finding the Fourth Proportional to 204,918.74, 282,789.09 and 114,280.43

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Solution

The fourth proportional to 204,918.74, 282,789.09 and 114,280.43 is: 157,707.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,918.74 : 282,789.09 = 114,280.43 : x
  2. Step 2: Convert to fraction form
    204,918.74/282,789.09 = 114,280.43/x
  3. Step 3: Cross multiply
    204,918.74x = 282,789.09 × 114,280.43
  4. Step 4: Simplify right side
    204,918.74x = 32,317,258,804.51
  5. Step 5: Solve for x
    x = 32,317,258,804.51/204,918.74
  6. Step 6: Final answer
    x = 157,707.68

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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.