Home / 231,627.30-347,440.95-98,511.90

Finding the Fourth Proportional to 231,627.30, 347,440.95 and 98,511.90

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Solution

The fourth proportional to 231,627.30, 347,440.95 and 98,511.90 is: 147,767.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,627.30 : 347,440.95 = 98,511.90 : x
  2. Step 2: Convert to fraction form
    231,627.30/347,440.95 = 98,511.90/x
  3. Step 3: Cross multiply
    231,627.30x = 347,440.95 × 98,511.90
  4. Step 4: Simplify right side
    231,627.30x = 34,227,068,122.31
  5. Step 5: Solve for x
    x = 34,227,068,122.31/231,627.30
  6. Step 6: Final answer
    x = 147,767.85

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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.