Home / 231,435.24-347,158.62-65,217

Finding the Fourth Proportional to 231,435.24, 347,158.62 and 65,217

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Solution

The fourth proportional to 231,435.24, 347,158.62 and 65,217 is: 97,827.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,435.24 : 347,158.62 = 65,217 : x
  2. Step 2: Convert to fraction form
    231,435.24/347,158.62 = 65,217/x
  3. Step 3: Cross multiply
    231,435.24x = 347,158.62 × 65,217
  4. Step 4: Simplify right side
    231,435.24x = 22,640,643,720.54
  5. Step 5: Solve for x
    x = 22,640,643,720.54/231,435.24
  6. Step 6: Final answer
    x = 97,827.12

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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.