Home / 50,121.30-69,164.46-27,455.79

Finding the Fourth Proportional to 50,121.30, 69,164.46 and 27,455.79

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Solution

The fourth proportional to 50,121.30, 69,164.46 and 27,455.79 is: 37,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,121.30 : 69,164.46 = 27,455.79 : x
  2. Step 2: Convert to fraction form
    50,121.30/69,164.46 = 27,455.79/x
  3. Step 3: Cross multiply
    50,121.30x = 69,164.46 × 27,455.79
  4. Step 4: Simplify right side
    50,121.30x = 1,898,964,889.22
  5. Step 5: Solve for x
    x = 1,898,964,889.22/50,121.30
  6. Step 6: Final answer
    x = 37,887.38

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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.