Home / 192,101.36-265,046.78-124,121.30

Finding the Fourth Proportional to 192,101.36, 265,046.78 and 124,121.30

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Solution

The fourth proportional to 192,101.36, 265,046.78 and 124,121.30 is: 171,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,101.36 : 265,046.78 = 124,121.30 : x
  2. Step 2: Convert to fraction form
    192,101.36/265,046.78 = 124,121.30/x
  3. Step 3: Cross multiply
    192,101.36x = 265,046.78 × 124,121.30
  4. Step 4: Simplify right side
    192,101.36x = 32,897,949,879.48
  5. Step 5: Solve for x
    x = 32,897,949,879.48/192,101.36
  6. Step 6: Final answer
    x = 171,253.09

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1.5x scale

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.