Home / 62,761.19-94,142.55-18,388.84

Finding the Fourth Proportional to 62,761.19, 94,142.55 and 18,388.84

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Solution

The fourth proportional to 62,761.19, 94,142.55 and 18,388.84 is: 27,583.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,761.19 : 94,142.55 = 18,388.84 : x
  2. Step 2: Convert to fraction form
    62,761.19/94,142.55 = 18,388.84/x
  3. Step 3: Cross multiply
    62,761.19x = 94,142.55 × 18,388.84
  4. Step 4: Simplify right side
    62,761.19x = 1,731,171,785.73
  5. Step 5: Solve for x
    x = 1,731,171,785.73/62,761.19
  6. Step 6: Final answer
    x = 27,583.48

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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.