Home / 69,301.07-95,634.38-39,086.45

Finding the Fourth Proportional to 69,301.07, 95,634.38 and 39,086.45

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Solution

The fourth proportional to 69,301.07, 95,634.38 and 39,086.45 is: 53,938.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,301.07 : 95,634.38 = 39,086.45 : x
  2. Step 2: Convert to fraction form
    69,301.07/95,634.38 = 39,086.45/x
  3. Step 3: Cross multiply
    69,301.07x = 95,634.38 × 39,086.45
  4. Step 4: Simplify right side
    69,301.07x = 3,738,008,216.72
  5. Step 5: Solve for x
    x = 3,738,008,216.72/69,301.07
  6. Step 6: Final answer
    x = 53,938.68

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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.