Home / 84,190.72-116,198.16-50,201.32

Finding the Fourth Proportional to 84,190.72, 116,198.16 and 50,201.32

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Solution

The fourth proportional to 84,190.72, 116,198.16 and 50,201.32 is: 69,286.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,190.72 : 116,198.16 = 50,201.32 : x
  2. Step 2: Convert to fraction form
    84,190.72/116,198.16 = 50,201.32/x
  3. Step 3: Cross multiply
    84,190.72x = 116,198.16 × 50,201.32
  4. Step 4: Simplify right side
    84,190.72x = 5,833,301,013.57
  5. Step 5: Solve for x
    x = 5,833,301,013.57/84,190.72
  6. Step 6: Final answer
    x = 69,286.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.