Home / 50,481.36-69,667.32-27,820.29

Finding the Fourth Proportional to 50,481.36, 69,667.32 and 27,820.29

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Solution

The fourth proportional to 50,481.36, 69,667.32 and 27,820.29 is: 38,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,481.36 : 69,667.32 = 27,820.29 : x
  2. Step 2: Convert to fraction form
    50,481.36/69,667.32 = 27,820.29/x
  3. Step 3: Cross multiply
    50,481.36x = 69,667.32 × 27,820.29
  4. Step 4: Simplify right side
    50,481.36x = 1,938,165,045.92
  5. Step 5: Solve for x
    x = 1,938,165,045.92/50,481.36
  6. Step 6: Final answer
    x = 38,393.68

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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.