Home / 49,991.39-68,989.96-27,331.89

Finding the Fourth Proportional to 49,991.39, 68,989.96 and 27,331.89

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Solution

The fourth proportional to 49,991.39, 68,989.96 and 27,331.89 is: 37,719.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,991.39 : 68,989.96 = 27,331.89 : x
  2. Step 2: Convert to fraction form
    49,991.39/68,989.96 = 27,331.89/x
  3. Step 3: Cross multiply
    49,991.39x = 68,989.96 × 27,331.89
  4. Step 4: Simplify right side
    49,991.39x = 1,885,625,997.82
  5. Step 5: Solve for x
    x = 1,885,625,997.82/49,991.39
  6. Step 6: Final answer
    x = 37,719.02

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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.