Home / 269,198.30-371,468.26-158,799.72

Finding the Fourth Proportional to 269,198.30, 371,468.26 and 158,799.72

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Solution

The fourth proportional to 269,198.30, 371,468.26 and 158,799.72 is: 219,128.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,198.30 : 371,468.26 = 158,799.72 : x
  2. Step 2: Convert to fraction form
    269,198.30/371,468.26 = 158,799.72/x
  3. Step 3: Cross multiply
    269,198.30x = 371,468.26 × 158,799.72
  4. Step 4: Simplify right side
    269,198.30x = 58,989,057,268.39
  5. Step 5: Solve for x
    x = 58,989,057,268.39/269,198.30
  6. Step 6: Final answer
    x = 219,128.64

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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.