Home / 107,868.55-161,826.18-41,308.68

Finding the Fourth Proportional to 107,868.55, 161,826.18 and 41,308.68

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Solution

The fourth proportional to 107,868.55, 161,826.18 and 41,308.68 is: 61,971.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868.55 : 161,826.18 = 41,308.68 : x
  2. Step 2: Convert to fraction form
    107,868.55/161,826.18 = 41,308.68/x
  3. Step 3: Cross multiply
    107,868.55x = 161,826.18 × 41,308.68
  4. Step 4: Simplify right side
    107,868.55x = 6,684,825,885.24
  5. Step 5: Solve for x
    x = 6,684,825,885.24/107,868.55
  6. Step 6: Final answer
    x = 61,971.97

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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.