Home / 64,887.20-89,540.91-36,591.06

Finding the Fourth Proportional to 64,887.20, 89,540.91 and 36,591.06

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Solution

The fourth proportional to 64,887.20, 89,540.91 and 36,591.06 is: 50,493.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,887.20 : 89,540.91 = 36,591.06 : x
  2. Step 2: Convert to fraction form
    64,887.20/89,540.91 = 36,591.06/x
  3. Step 3: Cross multiply
    64,887.20x = 89,540.91 × 36,591.06
  4. Step 4: Simplify right side
    64,887.20x = 3,276,396,810.26
  5. Step 5: Solve for x
    x = 3,276,396,810.26/64,887.20
  6. Step 6: Final answer
    x = 50,493.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.