Home / 64,629.75-89,201.84-41,936.88

Finding the Fourth Proportional to 64,629.75, 89,201.84 and 41,936.88

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Solution

The fourth proportional to 64,629.75, 89,201.84 and 41,936.88 is: 57,881.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,629.75 : 89,201.84 = 41,936.88 : x
  2. Step 2: Convert to fraction form
    64,629.75/89,201.84 = 41,936.88/x
  3. Step 3: Cross multiply
    64,629.75x = 89,201.84 × 41,936.88
  4. Step 4: Simplify right side
    64,629.75x = 3,740,846,859.86
  5. Step 5: Solve for x
    x = 3,740,846,859.86/64,629.75
  6. Step 6: Final answer
    x = 57,881.19

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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.