Home / 107,845.59-161,812.83-44,678.43

Finding the Fourth Proportional to 107,845.59, 161,812.83 and 44,678.43

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Solution

The fourth proportional to 107,845.59, 161,812.83 and 44,678.43 is: 67,036.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,845.59 : 161,812.83 = 44,678.43 : x
  2. Step 2: Convert to fraction form
    107,845.59/161,812.83 = 44,678.43/x
  3. Step 3: Cross multiply
    107,845.59x = 161,812.83 × 44,678.43
  4. Step 4: Simplify right side
    107,845.59x = 7,229,543,198.26
  5. Step 5: Solve for x
    x = 7,229,543,198.26/107,845.59
  6. Step 6: Final answer
    x = 67,036.06

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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.