Home / 87,632.48-131,392.68-52,084.32

Finding the Fourth Proportional to 87,632.48, 131,392.68 and 52,084.32

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Solution

The fourth proportional to 87,632.48, 131,392.68 and 52,084.32 is: 78,093.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,632.48 : 131,392.68 = 52,084.32 : x
  2. Step 2: Convert to fraction form
    87,632.48/131,392.68 = 52,084.32/x
  3. Step 3: Cross multiply
    87,632.48x = 131,392.68 × 52,084.32
  4. Step 4: Simplify right side
    87,632.48x = 6,843,498,390.78
  5. Step 5: Solve for x
    x = 6,843,498,390.78/87,632.48
  6. Step 6: Final answer
    x = 78,093.17

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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.