Home / 69,023.25-103,537.19-19,099.17

Finding the Fourth Proportional to 69,023.25, 103,537.19 and 19,099.17

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Solution

The fourth proportional to 69,023.25, 103,537.19 and 19,099.17 is: 28,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,023.25 : 103,537.19 = 19,099.17 : x
  2. Step 2: Convert to fraction form
    69,023.25/103,537.19 = 19,099.17/x
  3. Step 3: Cross multiply
    69,023.25x = 103,537.19 × 19,099.17
  4. Step 4: Simplify right side
    69,023.25x = 1,977,474,297.64
  5. Step 5: Solve for x
    x = 1,977,474,297.64/69,023.25
  6. Step 6: Final answer
    x = 28,649.39

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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.