Home / 50,448.21-69,621.69-27,787.20

Finding the Fourth Proportional to 50,448.21, 69,621.69 and 27,787.20

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Solution

The fourth proportional to 50,448.21, 69,621.69 and 27,787.20 is: 38,348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,448.21 : 69,621.69 = 27,787.20 : x
  2. Step 2: Convert to fraction form
    50,448.21/69,621.69 = 27,787.20/x
  3. Step 3: Cross multiply
    50,448.21x = 69,621.69 × 27,787.20
  4. Step 4: Simplify right side
    50,448.21x = 1,934,591,667.49
  5. Step 5: Solve for x
    x = 1,934,591,667.49/50,448.21
  6. Step 6: Final answer
    x = 38,348.07

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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.