Home / 50,138.04-69,193.26-27,781.56

Finding the Fourth Proportional to 50,138.04, 69,193.26 and 27,781.56

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Solution

The fourth proportional to 50,138.04, 69,193.26 and 27,781.56 is: 38,340.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,138.04 : 69,193.26 = 27,781.56 : x
  2. Step 2: Convert to fraction form
    50,138.04/69,193.26 = 27,781.56/x
  3. Step 3: Cross multiply
    50,138.04x = 69,193.26 × 27,781.56
  4. Step 4: Simplify right side
    50,138.04x = 1,922,296,704.29
  5. Step 5: Solve for x
    x = 1,922,296,704.29/50,138.04
  6. Step 6: Final answer
    x = 38,340.08

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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.