Home / 62,039.24-85,614-36,550.78

Finding the Fourth Proportional to 62,039.24, 85,614 and 36,550.78

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Solution

The fourth proportional to 62,039.24, 85,614 and 36,550.78 is: 50,439.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,039.24 : 85,614 = 36,550.78 : x
  2. Step 2: Convert to fraction form
    62,039.24/85,614 = 36,550.78/x
  3. Step 3: Cross multiply
    62,039.24x = 85,614 × 36,550.78
  4. Step 4: Simplify right side
    62,039.24x = 3,129,258,478.92
  5. Step 5: Solve for x
    x = 3,129,258,478.92/62,039.24
  6. Step 6: Final answer
    x = 50,439.99

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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.