Home / 160,789.92-241,333.92-81,963.36

Finding the Fourth Proportional to 160,789.92, 241,333.92 and 81,963.36

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Solution

The fourth proportional to 160,789.92, 241,333.92 and 81,963.36 is: 123,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,789.92 : 241,333.92 = 81,963.36 : x
  2. Step 2: Convert to fraction form
    160,789.92/241,333.92 = 81,963.36/x
  3. Step 3: Cross multiply
    160,789.92x = 241,333.92 × 81,963.36
  4. Step 4: Simplify right side
    160,789.92x = 19,780,538,965.17
  5. Step 5: Solve for x
    x = 19,780,538,965.17/160,789.92
  6. Step 6: Final answer
    x = 123,021.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.