Home / 196,421.24-271,061.34-106,997.24

Finding the Fourth Proportional to 196,421.24, 271,061.34 and 106,997.24

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Solution

The fourth proportional to 196,421.24, 271,061.34 and 106,997.24 is: 147,656.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,421.24 : 271,061.34 = 106,997.24 : x
  2. Step 2: Convert to fraction form
    196,421.24/271,061.34 = 106,997.24/x
  3. Step 3: Cross multiply
    196,421.24x = 271,061.34 × 106,997.24
  4. Step 4: Simplify right side
    196,421.24x = 29,002,815,250.70
  5. Step 5: Solve for x
    x = 29,002,815,250.70/196,421.24
  6. Step 6: Final answer
    x = 147,656.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.