Home / 131,962.28-197,936.94-43,257.56

Finding the Fourth Proportional to 131,962.28, 197,936.94 and 43,257.56

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Solution

The fourth proportional to 131,962.28, 197,936.94 and 43,257.56 is: 64,884.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,962.28 : 197,936.94 = 43,257.56 : x
  2. Step 2: Convert to fraction form
    131,962.28/197,936.94 = 43,257.56/x
  3. Step 3: Cross multiply
    131,962.28x = 197,936.94 × 43,257.56
  4. Step 4: Simplify right side
    131,962.28x = 8,562,269,058.27
  5. Step 5: Solve for x
    x = 8,562,269,058.27/131,962.28
  6. Step 6: Final answer
    x = 64,884.22

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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.