Home / 87,410.36-131,054.79-44,632.64

Finding the Fourth Proportional to 87,410.36, 131,054.79 and 44,632.64

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Solution

The fourth proportional to 87,410.36, 131,054.79 and 44,632.64 is: 66,917.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,410.36 : 131,054.79 = 44,632.64 : x
  2. Step 2: Convert to fraction form
    87,410.36/131,054.79 = 44,632.64/x
  3. Step 3: Cross multiply
    87,410.36x = 131,054.79 × 44,632.64
  4. Step 4: Simplify right side
    87,410.36x = 5,849,321,262.35
  5. Step 5: Solve for x
    x = 5,849,321,262.35/87,410.36
  6. Step 6: Final answer
    x = 66,917.94

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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.