Home / 131,081.41-196,497.55-83,563.13

Finding the Fourth Proportional to 131,081.41, 196,497.55 and 83,563.13

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Solution

The fourth proportional to 131,081.41, 196,497.55 and 83,563.13 is: 125,265.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,081.41 : 196,497.55 = 83,563.13 : x
  2. Step 2: Convert to fraction form
    131,081.41/196,497.55 = 83,563.13/x
  3. Step 3: Cross multiply
    131,081.41x = 196,497.55 × 83,563.13
  4. Step 4: Simplify right side
    131,081.41x = 16,419,949,123.94
  5. Step 5: Solve for x
    x = 16,419,949,123.94/131,081.41
  6. Step 6: Final answer
    x = 125,265.28

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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.