Home / 49,531.88-74,297.82-18,358.76

Finding the Fourth Proportional to 49,531.88, 74,297.82 and 18,358.76

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Solution

The fourth proportional to 49,531.88, 74,297.82 and 18,358.76 is: 27,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,531.88 : 74,297.82 = 18,358.76 : x
  2. Step 2: Convert to fraction form
    49,531.88/74,297.82 = 18,358.76/x
  3. Step 3: Cross multiply
    49,531.88x = 74,297.82 × 18,358.76
  4. Step 4: Simplify right side
    49,531.88x = 1,364,015,845.90
  5. Step 5: Solve for x
    x = 1,364,015,845.90/49,531.88
  6. Step 6: Final answer
    x = 27,538.14

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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.