Home / 49,781.88-68,697.24-27,120.48

Finding the Fourth Proportional to 49,781.88, 68,697.24 and 27,120.48

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Solution

The fourth proportional to 49,781.88, 68,697.24 and 27,120.48 is: 37,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,781.88 : 68,697.24 = 27,120.48 : x
  2. Step 2: Convert to fraction form
    49,781.88/68,697.24 = 27,120.48/x
  3. Step 3: Cross multiply
    49,781.88x = 68,697.24 × 27,120.48
  4. Step 4: Simplify right side
    49,781.88x = 1,863,102,123.48
  5. Step 5: Solve for x
    x = 1,863,102,123.48/49,781.88
  6. Step 6: Final answer
    x = 37,425.31

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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.