Home / 204,513.08-282,366.59-128,062.85

Finding the Fourth Proportional to 204,513.08, 282,366.59 and 128,062.85

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Solution

The fourth proportional to 204,513.08, 282,366.59 and 128,062.85 is: 176,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,513.08 : 282,366.59 = 128,062.85 : x
  2. Step 2: Convert to fraction form
    204,513.08/282,366.59 = 128,062.85/x
  3. Step 3: Cross multiply
    204,513.08x = 282,366.59 × 128,062.85
  4. Step 4: Simplify right side
    204,513.08x = 36,160,668,208.03
  5. Step 5: Solve for x
    x = 36,160,668,208.03/204,513.08
  6. Step 6: Final answer
    x = 176,813.48

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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.