Home / 62,761.56-94,155.30-18,389.76

Finding the Fourth Proportional to 62,761.56, 94,155.30 and 18,389.76

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Solution

The fourth proportional to 62,761.56, 94,155.30 and 18,389.76 is: 27,588.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,761.56 : 94,155.30 = 18,389.76 : x
  2. Step 2: Convert to fraction form
    62,761.56/94,155.30 = 18,389.76/x
  3. Step 3: Cross multiply
    62,761.56x = 94,155.30 × 18,389.76
  4. Step 4: Simplify right side
    62,761.56x = 1,731,493,369.73
  5. Step 5: Solve for x
    x = 1,731,493,369.73/62,761.56
  6. Step 6: Final answer
    x = 27,588.44

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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.