Home / 69,522.77-103,389.75-67,308.44

Finding the Fourth Proportional to 69,522.77, 103,389.75 and 67,308.44

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Solution

The fourth proportional to 69,522.77, 103,389.75 and 67,308.44 is: 100,096.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,522.77 : 103,389.75 = 67,308.44 : x
  2. Step 2: Convert to fraction form
    69,522.77/103,389.75 = 67,308.44/x
  3. Step 3: Cross multiply
    69,522.77x = 103,389.75 × 67,308.44
  4. Step 4: Simplify right side
    69,522.77x = 6,959,002,267.54
  5. Step 5: Solve for x
    x = 6,959,002,267.54/69,522.77
  6. Step 6: Final answer
    x = 100,096.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.