Home / 69,726.24-96,221.76-39,924

Finding the Fourth Proportional to 69,726.24, 96,221.76 and 39,924

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Solution

The fourth proportional to 69,726.24, 96,221.76 and 39,924 is: 55,094.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,726.24 : 96,221.76 = 39,924 : x
  2. Step 2: Convert to fraction form
    69,726.24/96,221.76 = 39,924/x
  3. Step 3: Cross multiply
    69,726.24x = 96,221.76 × 39,924
  4. Step 4: Simplify right side
    69,726.24x = 3,841,557,546.24
  5. Step 5: Solve for x
    x = 3,841,557,546.24/69,726.24
  6. Step 6: Final answer
    x = 55,094.86

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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.