Home / 87,952.16-131,955.12-27,977.12

Finding the Fourth Proportional to 87,952.16, 131,955.12 and 27,977.12

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Solution

The fourth proportional to 87,952.16, 131,955.12 and 27,977.12 is: 41,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,952.16 : 131,955.12 = 27,977.12 : x
  2. Step 2: Convert to fraction form
    87,952.16/131,955.12 = 27,977.12/x
  3. Step 3: Cross multiply
    87,952.16x = 131,955.12 × 27,977.12
  4. Step 4: Simplify right side
    87,952.16x = 3,691,724,226.85
  5. Step 5: Solve for x
    x = 3,691,724,226.85/87,952.16
  6. Step 6: Final answer
    x = 41,974.23

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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.