Home / 69,640.14-96,100.77-37,808.36

Finding the Fourth Proportional to 69,640.14, 96,100.77 and 37,808.36

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Solution

The fourth proportional to 69,640.14, 96,100.77 and 37,808.36 is: 52,174.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,640.14 : 96,100.77 = 37,808.36 : x
  2. Step 2: Convert to fraction form
    69,640.14/96,100.77 = 37,808.36/x
  3. Step 3: Cross multiply
    69,640.14x = 96,100.77 × 37,808.36
  4. Step 4: Simplify right side
    69,640.14x = 3,633,412,027.93
  5. Step 5: Solve for x
    x = 3,633,412,027.93/69,640.14
  6. Step 6: Final answer
    x = 52,174.11

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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.