Home / 161,319.36-241,998.48-67,812.96

Finding the Fourth Proportional to 161,319.36, 241,998.48 and 67,812.96

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Solution

The fourth proportional to 161,319.36, 241,998.48 and 67,812.96 is: 101,727.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,319.36 : 241,998.48 = 67,812.96 : x
  2. Step 2: Convert to fraction form
    161,319.36/241,998.48 = 67,812.96/x
  3. Step 3: Cross multiply
    161,319.36x = 241,998.48 × 67,812.96
  4. Step 4: Simplify right side
    161,319.36x = 16,410,633,244.30
  5. Step 5: Solve for x
    x = 16,410,633,244.30/161,319.36
  6. Step 6: Final answer
    x = 101,727.61

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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.