Home / 69,656.44-96,131.82-39,447.04

Finding the Fourth Proportional to 69,656.44, 96,131.82 and 39,447.04

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Solution

The fourth proportional to 69,656.44, 96,131.82 and 39,447.04 is: 54,440.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,656.44 : 96,131.82 = 39,447.04 : x
  2. Step 2: Convert to fraction form
    69,656.44/96,131.82 = 39,447.04/x
  3. Step 3: Cross multiply
    69,656.44x = 96,131.82 × 39,447.04
  4. Step 4: Simplify right side
    69,656.44x = 3,792,115,748.81
  5. Step 5: Solve for x
    x = 3,792,115,748.81/69,656.44
  6. Step 6: Final answer
    x = 54,440.27

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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.