Home / 149,163.22-223,744.83-122,812.61

Finding the Fourth Proportional to 149,163.22, 223,744.83 and 122,812.61

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Solution

The fourth proportional to 149,163.22, 223,744.83 and 122,812.61 is: 184,218.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,163.22 : 223,744.83 = 122,812.61 : x
  2. Step 2: Convert to fraction form
    149,163.22/223,744.83 = 122,812.61/x
  3. Step 3: Cross multiply
    149,163.22x = 223,744.83 × 122,812.61
  4. Step 4: Simplify right side
    149,163.22x = 27,478,685,657.86
  5. Step 5: Solve for x
    x = 27,478,685,657.86/149,163.22
  6. Step 6: Final answer
    x = 184,218.91

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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.