Home / 50,520.12-69,716.24-27,859.10

Finding the Fourth Proportional to 50,520.12, 69,716.24 and 27,859.10

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Solution

The fourth proportional to 50,520.12, 69,716.24 and 27,859.10 is: 38,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,520.12 : 69,716.24 = 27,859.10 : x
  2. Step 2: Convert to fraction form
    50,520.12/69,716.24 = 27,859.10/x
  3. Step 3: Cross multiply
    50,520.12x = 69,716.24 × 27,859.10
  4. Step 4: Simplify right side
    50,520.12x = 1,942,231,701.78
  5. Step 5: Solve for x
    x = 1,942,231,701.78/50,520.12
  6. Step 6: Final answer
    x = 38,444.72

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Double scale
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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.