Home / 87,908.82-131,863.26-58,384.32

Finding the Fourth Proportional to 87,908.82, 131,863.26 and 58,384.32

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Solution

The fourth proportional to 87,908.82, 131,863.26 and 58,384.32 is: 87,576.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,908.82 : 131,863.26 = 58,384.32 : x
  2. Step 2: Convert to fraction form
    87,908.82/131,863.26 = 58,384.32/x
  3. Step 3: Cross multiply
    87,908.82x = 131,863.26 × 58,384.32
  4. Step 4: Simplify right side
    87,908.82x = 7,698,746,768.08
  5. Step 5: Solve for x
    x = 7,698,746,768.08/87,908.82
  6. Step 6: Final answer
    x = 87,576.50

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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.