Home / 87,954.86-132,108.77-52,485.37

Finding the Fourth Proportional to 87,954.86, 132,108.77 and 52,485.37

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Solution

The fourth proportional to 87,954.86, 132,108.77 and 52,485.37 is: 78,833.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,954.86 : 132,108.77 = 52,485.37 : x
  2. Step 2: Convert to fraction form
    87,954.86/132,108.77 = 52,485.37/x
  3. Step 3: Cross multiply
    87,954.86x = 132,108.77 × 52,485.37
  4. Step 4: Simplify right side
    87,954.86x = 6,933,777,474.64
  5. Step 5: Solve for x
    x = 6,933,777,474.64/87,954.86
  6. Step 6: Final answer
    x = 78,833.36

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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.