Home / 231,880.62-347,321.03-156,586.74

Finding the Fourth Proportional to 231,880.62, 347,321.03 and 156,586.74

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Solution

The fourth proportional to 231,880.62, 347,321.03 and 156,586.74 is: 234,542.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,880.62 : 347,321.03 = 156,586.74 : x
  2. Step 2: Convert to fraction form
    231,880.62/347,321.03 = 156,586.74/x
  3. Step 3: Cross multiply
    231,880.62x = 347,321.03 × 156,586.74
  4. Step 4: Simplify right side
    231,880.62x = 54,385,867,038.21
  5. Step 5: Solve for x
    x = 54,385,867,038.21/231,880.62
  6. Step 6: Final answer
    x = 234,542.53

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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.