Home / 153,974.70-230,846.85-83,933.10

Finding the Fourth Proportional to 153,974.70, 230,846.85 and 83,933.10

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Solution

The fourth proportional to 153,974.70, 230,846.85 and 83,933.10 is: 125,836.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,974.70 : 230,846.85 = 83,933.10 : x
  2. Step 2: Convert to fraction form
    153,974.70/230,846.85 = 83,933.10/x
  3. Step 3: Cross multiply
    153,974.70x = 230,846.85 × 83,933.10
  4. Step 4: Simplify right side
    153,974.70x = 19,375,691,745.74
  5. Step 5: Solve for x
    x = 19,375,691,745.74/153,974.70
  6. Step 6: Final answer
    x = 125,836.85

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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.