Home / 49,957.50-68,943.33-28,736.74

Finding the Fourth Proportional to 49,957.50, 68,943.33 and 28,736.74

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Solution

The fourth proportional to 49,957.50, 68,943.33 and 28,736.74 is: 39,657.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,957.50 : 68,943.33 = 28,736.74 : x
  2. Step 2: Convert to fraction form
    49,957.50/68,943.33 = 28,736.74/x
  3. Step 3: Cross multiply
    49,957.50x = 68,943.33 × 28,736.74
  4. Step 4: Simplify right side
    49,957.50x = 1,981,206,548.94
  5. Step 5: Solve for x
    x = 1,981,206,548.94/49,957.50
  6. Step 6: Final answer
    x = 39,657.84

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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.