Home / 69,968.39-104,983.52-36,680.49

Finding the Fourth Proportional to 69,968.39, 104,983.52 and 36,680.49

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Solution

The fourth proportional to 69,968.39, 104,983.52 and 36,680.49 is: 55,036.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,968.39 : 104,983.52 = 36,680.49 : x
  2. Step 2: Convert to fraction form
    69,968.39/104,983.52 = 36,680.49/x
  3. Step 3: Cross multiply
    69,968.39x = 104,983.52 × 36,680.49
  4. Step 4: Simplify right side
    69,968.39x = 3,850,846,772.12
  5. Step 5: Solve for x
    x = 3,850,846,772.12/69,968.39
  6. Step 6: Final answer
    x = 55,036.95

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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.