Home / 198,659.97-297,614.43-153,758.16

Finding the Fourth Proportional to 198,659.97, 297,614.43 and 153,758.16

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Solution

The fourth proportional to 198,659.97, 297,614.43 and 153,758.16 is: 230,346.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,659.97 : 297,614.43 = 153,758.16 : x
  2. Step 2: Convert to fraction form
    198,659.97/297,614.43 = 153,758.16/x
  3. Step 3: Cross multiply
    198,659.97x = 297,614.43 × 153,758.16
  4. Step 4: Simplify right side
    198,659.97x = 45,760,647,146.25
  5. Step 5: Solve for x
    x = 45,760,647,146.25/198,659.97
  6. Step 6: Final answer
    x = 230,346.59

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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.