Home / 87,372.37-131,058.69-37,448.56

Finding the Fourth Proportional to 87,372.37, 131,058.69 and 37,448.56

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Solution

The fourth proportional to 87,372.37, 131,058.69 and 37,448.56 is: 56,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,372.37 : 131,058.69 = 37,448.56 : x
  2. Step 2: Convert to fraction form
    87,372.37/131,058.69 = 37,448.56/x
  3. Step 3: Cross multiply
    87,372.37x = 131,058.69 × 37,448.56
  4. Step 4: Simplify right side
    87,372.37x = 4,907,959,215.99
  5. Step 5: Solve for x
    x = 4,907,959,215.99/87,372.37
  6. Step 6: Final answer
    x = 56,172.90

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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.