Home / 66,519.03-99,796.77-33,198.87

Finding the Fourth Proportional to 66,519.03, 99,796.77 and 33,198.87

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Solution

The fourth proportional to 66,519.03, 99,796.77 and 33,198.87 is: 49,807.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,519.03 : 99,796.77 = 33,198.87 : x
  2. Step 2: Convert to fraction form
    66,519.03/99,796.77 = 33,198.87/x
  3. Step 3: Cross multiply
    66,519.03x = 99,796.77 × 33,198.87
  4. Step 4: Simplify right side
    66,519.03x = 3,313,139,993.65
  5. Step 5: Solve for x
    x = 3,313,139,993.65/66,519.03
  6. Step 6: Final answer
    x = 49,807.40

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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.