Home / 107,789.96-161,645.52-41,197.16

Finding the Fourth Proportional to 107,789.96, 161,645.52 and 41,197.16

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Solution

The fourth proportional to 107,789.96, 161,645.52 and 41,197.16 is: 61,780.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,789.96 : 161,645.52 = 41,197.16 : x
  2. Step 2: Convert to fraction form
    107,789.96/161,645.52 = 41,197.16/x
  3. Step 3: Cross multiply
    107,789.96x = 161,645.52 × 41,197.16
  4. Step 4: Simplify right side
    107,789.96x = 6,659,336,350.72
  5. Step 5: Solve for x
    x = 6,659,336,350.72/107,789.96
  6. Step 6: Final answer
    x = 61,780.67

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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.