Home / 107,991.49-162,006.45-36,922.02

Finding the Fourth Proportional to 107,991.49, 162,006.45 and 36,922.02

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Solution

The fourth proportional to 107,991.49, 162,006.45 and 36,922.02 is: 55,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,991.49 : 162,006.45 = 36,922.02 : x
  2. Step 2: Convert to fraction form
    107,991.49/162,006.45 = 36,922.02/x
  3. Step 3: Cross multiply
    107,991.49x = 162,006.45 × 36,922.02
  4. Step 4: Simplify right side
    107,991.49x = 5,981,605,387.03
  5. Step 5: Solve for x
    x = 5,981,605,387.03/107,991.49
  6. Step 6: Final answer
    x = 55,389.60

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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.