Home / 99,789.56-149,708.26-33,230.26

Finding the Fourth Proportional to 99,789.56, 149,708.26 and 33,230.26

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Solution

The fourth proportional to 99,789.56, 149,708.26 and 33,230.26 is: 49,853.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,789.56 : 149,708.26 = 33,230.26 : x
  2. Step 2: Convert to fraction form
    99,789.56/149,708.26 = 33,230.26/x
  3. Step 3: Cross multiply
    99,789.56x = 149,708.26 × 33,230.26
  4. Step 4: Simplify right side
    99,789.56x = 4,974,844,403.95
  5. Step 5: Solve for x
    x = 4,974,844,403.95/99,789.56
  6. Step 6: Final answer
    x = 49,853.36

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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.