Home / 49,956-68,941.26-28,735.24

Finding the Fourth Proportional to 49,956, 68,941.26 and 28,735.24

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Solution

The fourth proportional to 49,956, 68,941.26 and 28,735.24 is: 39,655.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,956 : 68,941.26 = 28,735.24 : x
  2. Step 2: Convert to fraction form
    49,956/68,941.26 = 28,735.24/x
  3. Step 3: Cross multiply
    49,956x = 68,941.26 × 28,735.24
  4. Step 4: Simplify right side
    49,956x = 1,981,043,652.00
  5. Step 5: Solve for x
    x = 1,981,043,652.00/49,956
  6. Step 6: Final answer
    x = 39,655.77

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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.