Home / 231,838.54-347,244.02-178,135.23

Finding the Fourth Proportional to 231,838.54, 347,244.02 and 178,135.23

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Solution

The fourth proportional to 231,838.54, 347,244.02 and 178,135.23 is: 266,808.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,838.54 : 347,244.02 = 178,135.23 : x
  2. Step 2: Convert to fraction form
    231,838.54/347,244.02 = 178,135.23/x
  3. Step 3: Cross multiply
    231,838.54x = 347,244.02 × 178,135.23
  4. Step 4: Simplify right side
    231,838.54x = 61,856,394,342.73
  5. Step 5: Solve for x
    x = 61,856,394,342.73/231,838.54
  6. Step 6: Final answer
    x = 266,808.07

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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.