Home / 50,546.61-69,756.39-27,888.21

Finding the Fourth Proportional to 50,546.61, 69,756.39 and 27,888.21

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Solution

The fourth proportional to 50,546.61, 69,756.39 and 27,888.21 is: 38,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,546.61 : 69,756.39 = 27,888.21 : x
  2. Step 2: Convert to fraction form
    50,546.61/69,756.39 = 27,888.21/x
  3. Step 3: Cross multiply
    50,546.61x = 69,756.39 × 27,888.21
  4. Step 4: Simplify right side
    50,546.61x = 1,945,380,853.16
  5. Step 5: Solve for x
    x = 1,945,380,853.16/50,546.61
  6. Step 6: Final answer
    x = 38,486.87

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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.