Home / 98,963.28-148,433.04-27,891.27

Finding the Fourth Proportional to 98,963.28, 148,433.04 and 27,891.27

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Solution

The fourth proportional to 98,963.28, 148,433.04 and 27,891.27 is: 41,833.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,963.28 : 148,433.04 = 27,891.27 : x
  2. Step 2: Convert to fraction form
    98,963.28/148,433.04 = 27,891.27/x
  3. Step 3: Cross multiply
    98,963.28x = 148,433.04 × 27,891.27
  4. Step 4: Simplify right side
    98,963.28x = 4,139,985,995.56
  5. Step 5: Solve for x
    x = 4,139,985,995.56/98,963.28
  6. Step 6: Final answer
    x = 41,833.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.