Home / 50,280.85-69,388.01-27,620.30

Finding the Fourth Proportional to 50,280.85, 69,388.01 and 27,620.30

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Solution

The fourth proportional to 50,280.85, 69,388.01 and 27,620.30 is: 38,116.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,280.85 : 69,388.01 = 27,620.30 : x
  2. Step 2: Convert to fraction form
    50,280.85/69,388.01 = 27,620.30/x
  3. Step 3: Cross multiply
    50,280.85x = 69,388.01 × 27,620.30
  4. Step 4: Simplify right side
    50,280.85x = 1,916,517,305.66
  5. Step 5: Solve for x
    x = 1,916,517,305.66/50,280.85
  6. Step 6: Final answer
    x = 38,116.25

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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.