Home / 131,108.70-196,664.13-37,617.42

Finding the Fourth Proportional to 131,108.70, 196,664.13 and 37,617.42

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Solution

The fourth proportional to 131,108.70, 196,664.13 and 37,617.42 is: 56,426.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,108.70 : 196,664.13 = 37,617.42 : x
  2. Step 2: Convert to fraction form
    131,108.70/196,664.13 = 37,617.42/x
  3. Step 3: Cross multiply
    131,108.70x = 196,664.13 × 37,617.42
  4. Step 4: Simplify right side
    131,108.70x = 7,397,997,177.14
  5. Step 5: Solve for x
    x = 7,397,997,177.14/131,108.70
  6. Step 6: Final answer
    x = 56,426.44

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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.