Home / 89,901.97-124,060.52-51,634.60

Finding the Fourth Proportional to 89,901.97, 124,060.52 and 51,634.60

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Solution

The fourth proportional to 89,901.97, 124,060.52 and 51,634.60 is: 71,253.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,901.97 : 124,060.52 = 51,634.60 : x
  2. Step 2: Convert to fraction form
    89,901.97/124,060.52 = 51,634.60/x
  3. Step 3: Cross multiply
    89,901.97x = 124,060.52 × 51,634.60
  4. Step 4: Simplify right side
    89,901.97x = 6,405,815,067.82
  5. Step 5: Solve for x
    x = 6,405,815,067.82/89,901.97
  6. Step 6: Final answer
    x = 71,253.33

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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.