Home / 153,505.26-230,064.39-82,251.18

Finding the Fourth Proportional to 153,505.26, 230,064.39 and 82,251.18

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Solution

The fourth proportional to 153,505.26, 230,064.39 and 82,251.18 is: 123,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,505.26 : 230,064.39 = 82,251.18 : x
  2. Step 2: Convert to fraction form
    153,505.26/230,064.39 = 82,251.18/x
  3. Step 3: Cross multiply
    153,505.26x = 230,064.39 × 82,251.18
  4. Step 4: Simplify right side
    153,505.26x = 18,923,067,553.48
  5. Step 5: Solve for x
    x = 18,923,067,553.48/153,505.26
  6. Step 6: Final answer
    x = 123,273.09

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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.