Home / 231,822.70-347,474.85-98,680.30

Finding the Fourth Proportional to 231,822.70, 347,474.85 and 98,680.30

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Solution

The fourth proportional to 231,822.70, 347,474.85 and 98,680.30 is: 147,910.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,822.70 : 347,474.85 = 98,680.30 : x
  2. Step 2: Convert to fraction form
    231,822.70/347,474.85 = 98,680.30/x
  3. Step 3: Cross multiply
    231,822.70x = 347,474.85 × 98,680.30
  4. Step 4: Simplify right side
    231,822.70x = 34,288,922,440.46
  5. Step 5: Solve for x
    x = 34,288,922,440.46/231,822.70
  6. Step 6: Final answer
    x = 147,910.12

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1.5x scale

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.