Home / 199,269.90-274,432.59-194,915.34

Finding the Fourth Proportional to 199,269.90, 274,432.59 and 194,915.34

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Solution

The fourth proportional to 199,269.90, 274,432.59 and 194,915.34 is: 268,435.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,269.90 : 274,432.59 = 194,915.34 : x
  2. Step 2: Convert to fraction form
    199,269.90/274,432.59 = 194,915.34/x
  3. Step 3: Cross multiply
    199,269.90x = 274,432.59 × 194,915.34
  4. Step 4: Simplify right side
    199,269.90x = 53,491,121,586.93
  5. Step 5: Solve for x
    x = 53,491,121,586.93/199,269.90
  6. Step 6: Final answer
    x = 268,435.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.