Home / 50,120.49-69,163.63-27,455.28

Finding the Fourth Proportional to 50,120.49, 69,163.63 and 27,455.28

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Solution

The fourth proportional to 50,120.49, 69,163.63 and 27,455.28 is: 37,886.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,120.49 : 69,163.63 = 27,455.28 : x
  2. Step 2: Convert to fraction form
    50,120.49/69,163.63 = 27,455.28/x
  3. Step 3: Cross multiply
    50,120.49x = 69,163.63 × 27,455.28
  4. Step 4: Simplify right side
    50,120.49x = 1,898,906,827.47
  5. Step 5: Solve for x
    x = 1,898,906,827.47/50,120.49
  6. Step 6: Final answer
    x = 37,886.84

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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.