Home / 69,743.56-96,238.92-41,443.78

Finding the Fourth Proportional to 69,743.56, 96,238.92 and 41,443.78

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Solution

The fourth proportional to 69,743.56, 96,238.92 and 41,443.78 is: 57,188.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,743.56 : 96,238.92 = 41,443.78 : x
  2. Step 2: Convert to fraction form
    69,743.56/96,238.92 = 41,443.78/x
  3. Step 3: Cross multiply
    69,743.56x = 96,238.92 × 41,443.78
  4. Step 4: Simplify right side
    69,743.56x = 3,988,504,627.92
  5. Step 5: Solve for x
    x = 3,988,504,627.92/69,743.56
  6. Step 6: Final answer
    x = 57,188.14

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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.