Home / 64,914.40-89,629.32-41,957.81

Finding the Fourth Proportional to 64,914.40, 89,629.32 and 41,957.81

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Solution

The fourth proportional to 64,914.40, 89,629.32 and 41,957.81 is: 57,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,914.40 : 89,629.32 = 41,957.81 : x
  2. Step 2: Convert to fraction form
    64,914.40/89,629.32 = 41,957.81/x
  3. Step 3: Cross multiply
    64,914.40x = 89,629.32 × 41,957.81
  4. Step 4: Simplify right side
    64,914.40x = 3,760,649,321.05
  5. Step 5: Solve for x
    x = 3,760,649,321.05/64,914.40
  6. Step 6: Final answer
    x = 57,932.44

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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.