Home / 107,559.40-161,339-32,679.24

Finding the Fourth Proportional to 107,559.40, 161,339 and 32,679.24

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Solution

The fourth proportional to 107,559.40, 161,339 and 32,679.24 is: 49,018.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,559.40 : 161,339 = 32,679.24 : x
  2. Step 2: Convert to fraction form
    107,559.40/161,339 = 32,679.24/x
  3. Step 3: Cross multiply
    107,559.40x = 161,339 × 32,679.24
  4. Step 4: Simplify right side
    107,559.40x = 5,272,435,902.36
  5. Step 5: Solve for x
    x = 5,272,435,902.36/107,559.40
  6. Step 6: Final answer
    x = 49,018.83

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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.