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Finding the Fourth Proportional to 196,915.70, 295,402.35 and 63,773.30

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Solution

The fourth proportional to 196,915.70, 295,402.35 and 63,773.30 is: 95,669.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,915.70 : 295,402.35 = 63,773.30 : x
  2. Step 2: Convert to fraction form
    196,915.70/295,402.35 = 63,773.30/x
  3. Step 3: Cross multiply
    196,915.70x = 295,402.35 × 63,773.30
  4. Step 4: Simplify right side
    196,915.70x = 18,838,782,687.26
  5. Step 5: Solve for x
    x = 18,838,782,687.26/196,915.70
  6. Step 6: Final answer
    x = 95,669.28

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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.