Home / 69,360.74-95,718.14-39,147.33

Finding the Fourth Proportional to 69,360.74, 95,718.14 and 39,147.33

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Solution

The fourth proportional to 69,360.74, 95,718.14 and 39,147.33 is: 54,023.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,360.74 : 95,718.14 = 39,147.33 : x
  2. Step 2: Convert to fraction form
    69,360.74/95,718.14 = 39,147.33/x
  3. Step 3: Cross multiply
    69,360.74x = 95,718.14 × 39,147.33
  4. Step 4: Simplify right side
    69,360.74x = 3,747,109,613.57
  5. Step 5: Solve for x
    x = 3,747,109,613.57/69,360.74
  6. Step 6: Final answer
    x = 54,023.50

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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.