Home / 216,136.05-324,204.06-110,887.89

Finding the Fourth Proportional to 216,136.05, 324,204.06 and 110,887.89

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Solution

The fourth proportional to 216,136.05, 324,204.06 and 110,887.89 is: 166,331.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,136.05 : 324,204.06 = 110,887.89 : x
  2. Step 2: Convert to fraction form
    216,136.05/324,204.06 = 110,887.89/x
  3. Step 3: Cross multiply
    216,136.05x = 324,204.06 × 110,887.89
  4. Step 4: Simplify right side
    216,136.05x = 35,950,304,142.83
  5. Step 5: Solve for x
    x = 35,950,304,142.83/216,136.05
  6. Step 6: Final answer
    x = 166,331.83

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1.5x scale

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.