Home / 107,446.58-161,114.23-48,231.26

Finding the Fourth Proportional to 107,446.58, 161,114.23 and 48,231.26

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Solution

The fourth proportional to 107,446.58, 161,114.23 and 48,231.26 is: 72,321.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,446.58 : 161,114.23 = 48,231.26 : x
  2. Step 2: Convert to fraction form
    107,446.58/161,114.23 = 48,231.26/x
  3. Step 3: Cross multiply
    107,446.58x = 161,114.23 × 48,231.26
  4. Step 4: Simplify right side
    107,446.58x = 7,770,742,316.83
  5. Step 5: Solve for x
    x = 7,770,742,316.83/107,446.58
  6. Step 6: Final answer
    x = 72,321.91

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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.