Home / 107,721.43-161,588.18-32,844.02

Finding the Fourth Proportional to 107,721.43, 161,588.18 and 32,844.02

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Solution

The fourth proportional to 107,721.43, 161,588.18 and 32,844.02 is: 49,267.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,721.43 : 161,588.18 = 32,844.02 : x
  2. Step 2: Convert to fraction form
    107,721.43/161,588.18 = 32,844.02/x
  3. Step 3: Cross multiply
    107,721.43x = 161,588.18 × 32,844.02
  4. Step 4: Simplify right side
    107,721.43x = 5,307,204,689.85
  5. Step 5: Solve for x
    x = 5,307,204,689.85/107,721.43
  6. Step 6: Final answer
    x = 49,267.86

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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.