Home / 49,887.54-74,869.38-18,327.51

Finding the Fourth Proportional to 49,887.54, 74,869.38 and 18,327.51

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Solution

The fourth proportional to 49,887.54, 74,869.38 and 18,327.51 is: 27,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,887.54 : 74,869.38 = 18,327.51 : x
  2. Step 2: Convert to fraction form
    49,887.54/74,869.38 = 18,327.51/x
  3. Step 3: Cross multiply
    49,887.54x = 74,869.38 × 18,327.51
  4. Step 4: Simplify right side
    49,887.54x = 1,372,169,310.64
  5. Step 5: Solve for x
    x = 1,372,169,310.64/49,887.54
  6. Step 6: Final answer
    x = 27,505.25

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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.