Home / 69,919.00-96,481.04-39,287.23

Finding the Fourth Proportional to 69,919.00, 96,481.04 and 39,287.23

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Solution

The fourth proportional to 69,919.00, 96,481.04 and 39,287.23 is: 54,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,919.00 : 96,481.04 = 39,287.23 : x
  2. Step 2: Convert to fraction form
    69,919.00/96,481.04 = 39,287.23/x
  3. Step 3: Cross multiply
    69,919.00x = 96,481.04 × 39,287.23
  4. Step 4: Simplify right side
    69,919.00x = 3,790,472,733.28
  5. Step 5: Solve for x
    x = 3,790,472,733.28/69,919.00
  6. Step 6: Final answer
    x = 54,212.34

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1.5x scale

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.