Home / 50,650.56-69,896.52-27,988.38

Finding the Fourth Proportional to 50,650.56, 69,896.52 and 27,988.38

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Solution

The fourth proportional to 50,650.56, 69,896.52 and 27,988.38 is: 38,623.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,650.56 : 69,896.52 = 27,988.38 : x
  2. Step 2: Convert to fraction form
    50,650.56/69,896.52 = 27,988.38/x
  3. Step 3: Cross multiply
    50,650.56x = 69,896.52 × 27,988.38
  4. Step 4: Simplify right side
    50,650.56x = 1,956,290,362.44
  5. Step 5: Solve for x
    x = 1,956,290,362.44/50,650.56
  6. Step 6: Final answer
    x = 38,623.27

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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.