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Finding the Fourth Proportional to 131,796.72, 197,892.36 and 114,082.20

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Solution

The fourth proportional to 131,796.72, 197,892.36 and 114,082.20 is: 171,294.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,796.72 : 197,892.36 = 114,082.20 : x
  2. Step 2: Convert to fraction form
    131,796.72/197,892.36 = 114,082.20/x
  3. Step 3: Cross multiply
    131,796.72x = 197,892.36 × 114,082.20
  4. Step 4: Simplify right side
    131,796.72x = 22,575,995,791.99
  5. Step 5: Solve for x
    x = 22,575,995,791.99/131,796.72
  6. Step 6: Final answer
    x = 171,294.06

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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.