Home / 291,727.89-437,342.24-111,942.33

Finding the Fourth Proportional to 291,727.89, 437,342.24 and 111,942.33

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Solution

The fourth proportional to 291,727.89, 437,342.24 and 111,942.33 is: 167,817.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,727.89 : 437,342.24 = 111,942.33 : x
  2. Step 2: Convert to fraction form
    291,727.89/437,342.24 = 111,942.33/x
  3. Step 3: Cross multiply
    291,727.89x = 437,342.24 × 111,942.33
  4. Step 4: Simplify right side
    291,727.89x = 48,957,108,593.19
  5. Step 5: Solve for x
    x = 48,957,108,593.19/291,727.89
  6. Step 6: Final answer
    x = 167,817.72

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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.