Home / 220,915.46-331,373.04-63,143.96

Finding the Fourth Proportional to 220,915.46, 331,373.04 and 63,143.96

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Solution

The fourth proportional to 220,915.46, 331,373.04 and 63,143.96 is: 94,715.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,915.46 : 331,373.04 = 63,143.96 : x
  2. Step 2: Convert to fraction form
    220,915.46/331,373.04 = 63,143.96/x
  3. Step 3: Cross multiply
    220,915.46x = 331,373.04 × 63,143.96
  4. Step 4: Simplify right side
    220,915.46x = 20,924,205,982.84
  5. Step 5: Solve for x
    x = 20,924,205,982.84/220,915.46
  6. Step 6: Final answer
    x = 94,715.90

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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.