Home / 69,959.29-96,546.42-39,749.73

Finding the Fourth Proportional to 69,959.29, 96,546.42 and 39,749.73

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Solution

The fourth proportional to 69,959.29, 96,546.42 and 39,749.73 is: 54,856.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,959.29 : 96,546.42 = 39,749.73 : x
  2. Step 2: Convert to fraction form
    69,959.29/96,546.42 = 39,749.73/x
  3. Step 3: Cross multiply
    69,959.29x = 96,546.42 × 39,749.73
  4. Step 4: Simplify right side
    69,959.29x = 3,837,694,127.47
  5. Step 5: Solve for x
    x = 3,837,694,127.47/69,959.29
  6. Step 6: Final answer
    x = 54,856.10

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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.