Home / 270,320.92-404,890.75-136,972.24

Finding the Fourth Proportional to 270,320.92, 404,890.75 and 136,972.24

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Solution

The fourth proportional to 270,320.92, 404,890.75 and 136,972.24 is: 205,159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,320.92 : 404,890.75 = 136,972.24 : x
  2. Step 2: Convert to fraction form
    270,320.92/404,890.75 = 136,972.24/x
  3. Step 3: Cross multiply
    270,320.92x = 404,890.75 × 136,972.24
  4. Step 4: Simplify right side
    270,320.92x = 55,458,792,982.78
  5. Step 5: Solve for x
    x = 55,458,792,982.78/270,320.92
  6. Step 6: Final answer
    x = 205,159.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.