Home / 107,834.40-161,751.60-55,226.40

Finding the Fourth Proportional to 107,834.40, 161,751.60 and 55,226.40

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Solution

The fourth proportional to 107,834.40, 161,751.60 and 55,226.40 is: 82,839.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,834.40 : 161,751.60 = 55,226.40 : x
  2. Step 2: Convert to fraction form
    107,834.40/161,751.60 = 55,226.40/x
  3. Step 3: Cross multiply
    107,834.40x = 161,751.60 × 55,226.40
  4. Step 4: Simplify right side
    107,834.40x = 8,932,958,562.24
  5. Step 5: Solve for x
    x = 8,932,958,562.24/107,834.40
  6. Step 6: Final answer
    x = 82,839.60

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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.