Home / 64,661.14-89,231.42-36,366.82

Finding the Fourth Proportional to 64,661.14, 89,231.42 and 36,366.82

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Solution

The fourth proportional to 64,661.14, 89,231.42 and 36,366.82 is: 50,185.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,661.14 : 89,231.42 = 36,366.82 : x
  2. Step 2: Convert to fraction form
    64,661.14/89,231.42 = 36,366.82/x
  3. Step 3: Cross multiply
    64,661.14x = 89,231.42 × 36,366.82
  4. Step 4: Simplify right side
    64,661.14x = 3,245,062,989.48
  5. Step 5: Solve for x
    x = 3,245,062,989.48/64,661.14
  6. Step 6: Final answer
    x = 50,185.68

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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.