Home / 69,331.10-103,963.71-34,229.75

Finding the Fourth Proportional to 69,331.10, 103,963.71 and 34,229.75

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Solution

The fourth proportional to 69,331.10, 103,963.71 and 34,229.75 is: 51,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,331.10 : 103,963.71 = 34,229.75 : x
  2. Step 2: Convert to fraction form
    69,331.10/103,963.71 = 34,229.75/x
  3. Step 3: Cross multiply
    69,331.10x = 103,963.71 × 34,229.75
  4. Step 4: Simplify right side
    69,331.10x = 3,558,651,802.37
  5. Step 5: Solve for x
    x = 3,558,651,802.37/69,331.10
  6. Step 6: Final answer
    x = 51,328.36

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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.