Home / 231,839.54-347,245.51-178,136.23

Finding the Fourth Proportional to 231,839.54, 347,245.51 and 178,136.23

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Solution

The fourth proportional to 231,839.54, 347,245.51 and 178,136.23 is: 266,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,839.54 : 347,245.51 = 178,136.23 : x
  2. Step 2: Convert to fraction form
    231,839.54/347,245.51 = 178,136.23/x
  3. Step 3: Cross multiply
    231,839.54x = 347,245.51 × 178,136.23
  4. Step 4: Simplify right side
    231,839.54x = 61,857,006,035.83
  5. Step 5: Solve for x
    x = 61,857,006,035.83/231,839.54
  6. Step 6: Final answer
    x = 266,809.56

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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.