Home / 107,900.34-161,852.08-41,343.86

Finding the Fourth Proportional to 107,900.34, 161,852.08 and 41,343.86

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Solution

The fourth proportional to 107,900.34, 161,852.08 and 41,343.86 is: 62,016.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,900.34 : 161,852.08 = 41,343.86 : x
  2. Step 2: Convert to fraction form
    107,900.34/161,852.08 = 41,343.86/x
  3. Step 3: Cross multiply
    107,900.34x = 161,852.08 × 41,343.86
  4. Step 4: Simplify right side
    107,900.34x = 6,691,589,736.23
  5. Step 5: Solve for x
    x = 6,691,589,736.23/107,900.34
  6. Step 6: Final answer
    x = 62,016.39

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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.