Home / 69,640.69-96,104.64-37,809.59

Finding the Fourth Proportional to 69,640.69, 96,104.64 and 37,809.59

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Solution

The fourth proportional to 69,640.69, 96,104.64 and 37,809.59 is: 52,177.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,640.69 : 96,104.64 = 37,809.59 : x
  2. Step 2: Convert to fraction form
    69,640.69/96,104.64 = 37,809.59/x
  3. Step 3: Cross multiply
    69,640.69x = 96,104.64 × 37,809.59
  4. Step 4: Simplify right side
    69,640.69x = 3,633,676,537.25
  5. Step 5: Solve for x
    x = 3,633,676,537.25/69,640.69
  6. Step 6: Final answer
    x = 52,177.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.