Home / 50,550.21-69,760.00-27,890.16

Finding the Fourth Proportional to 50,550.21, 69,760.00 and 27,890.16

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Solution

The fourth proportional to 50,550.21, 69,760.00 and 27,890.16 is: 38,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,550.21 : 69,760.00 = 27,890.16 : x
  2. Step 2: Convert to fraction form
    50,550.21/69,760.00 = 27,890.16/x
  3. Step 3: Cross multiply
    50,550.21x = 69,760.00 × 27,890.16
  4. Step 4: Simplify right side
    50,550.21x = 1,945,617,334.86
  5. Step 5: Solve for x
    x = 1,945,617,334.86/50,550.21
  6. Step 6: Final answer
    x = 38,488.81

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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.