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Finding the Fourth Proportional to 50,991.48, 70,348.59 and 37,594.53

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Solution

The fourth proportional to 50,991.48, 70,348.59 and 37,594.53 is: 51,865.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,991.48 : 70,348.59 = 37,594.53 : x
  2. Step 2: Convert to fraction form
    50,991.48/70,348.59 = 37,594.53/x
  3. Step 3: Cross multiply
    50,991.48x = 70,348.59 × 37,594.53
  4. Step 4: Simplify right side
    50,991.48x = 2,644,722,177.21
  5. Step 5: Solve for x
    x = 2,644,722,177.21/50,991.48
  6. Step 6: Final answer
    x = 51,865.96

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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.