Home / 50,340.04-69,469.51-27,680.49

Finding the Fourth Proportional to 50,340.04, 69,469.51 and 27,680.49

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Solution

The fourth proportional to 50,340.04, 69,469.51 and 27,680.49 is: 38,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,340.04 : 69,469.51 = 27,680.49 : x
  2. Step 2: Convert to fraction form
    50,340.04/69,469.51 = 27,680.49/x
  3. Step 3: Cross multiply
    50,340.04x = 69,469.51 × 27,680.49
  4. Step 4: Simplify right side
    50,340.04x = 1,922,949,729.51
  5. Step 5: Solve for x
    x = 1,922,949,729.51/50,340.04
  6. Step 6: Final answer
    x = 38,199.21

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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.