Home / 62,811.33-86,679.60-34,517.03

Finding the Fourth Proportional to 62,811.33, 86,679.60 and 34,517.03

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Solution

The fourth proportional to 62,811.33, 86,679.60 and 34,517.03 is: 47,633.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,811.33 : 86,679.60 = 34,517.03 : x
  2. Step 2: Convert to fraction form
    62,811.33/86,679.60 = 34,517.03/x
  3. Step 3: Cross multiply
    62,811.33x = 86,679.60 × 34,517.03
  4. Step 4: Simplify right side
    62,811.33x = 2,991,921,920.19
  5. Step 5: Solve for x
    x = 2,991,921,920.19/62,811.33
  6. Step 6: Final answer
    x = 47,633.48

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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.