Home / 50,289.21-69,400.27-27,629.62

Finding the Fourth Proportional to 50,289.21, 69,400.27 and 27,629.62

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Solution

The fourth proportional to 50,289.21, 69,400.27 and 27,629.62 is: 38,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,289.21 : 69,400.27 = 27,629.62 : x
  2. Step 2: Convert to fraction form
    50,289.21/69,400.27 = 27,629.62/x
  3. Step 3: Cross multiply
    50,289.21x = 69,400.27 × 27,629.62
  4. Step 4: Simplify right side
    50,289.21x = 1,917,502,949.03
  5. Step 5: Solve for x
    x = 1,917,502,949.03/50,289.21
  6. Step 6: Final answer
    x = 38,129.51

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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.