Home / 50,551.21-69,761.38-27,891.16

Finding the Fourth Proportional to 50,551.21, 69,761.38 and 27,891.16

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Solution

The fourth proportional to 50,551.21, 69,761.38 and 27,891.16 is: 38,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,551.21 : 69,761.38 = 27,891.16 : x
  2. Step 2: Convert to fraction form
    50,551.21/69,761.38 = 27,891.16/x
  3. Step 3: Cross multiply
    50,551.21x = 69,761.38 × 27,891.16
  4. Step 4: Simplify right side
    50,551.21x = 1,945,725,811.40
  5. Step 5: Solve for x
    x = 1,945,725,811.40/50,551.21
  6. Step 6: Final answer
    x = 38,490.19

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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.