Home / 69,360.62-103,997.19-38,217.74

Finding the Fourth Proportional to 69,360.62, 103,997.19 and 38,217.74

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Solution

The fourth proportional to 69,360.62, 103,997.19 and 38,217.74 is: 57,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,360.62 : 103,997.19 = 38,217.74 : x
  2. Step 2: Convert to fraction form
    69,360.62/103,997.19 = 38,217.74/x
  3. Step 3: Cross multiply
    69,360.62x = 103,997.19 × 38,217.74
  4. Step 4: Simplify right side
    69,360.62x = 3,974,537,568.15
  5. Step 5: Solve for x
    x = 3,974,537,568.15/69,360.62
  6. Step 6: Final answer
    x = 57,302.51

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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.