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Finding the Fourth Proportional to 53,955.56, 74,493.54 and 37,793.88

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Solution

The fourth proportional to 53,955.56, 74,493.54 and 37,793.88 is: 52,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,955.56 : 74,493.54 = 37,793.88 : x
  2. Step 2: Convert to fraction form
    53,955.56/74,493.54 = 37,793.88/x
  3. Step 3: Cross multiply
    53,955.56x = 74,493.54 × 37,793.88
  4. Step 4: Simplify right side
    53,955.56x = 2,815,399,911.54
  5. Step 5: Solve for x
    x = 2,815,399,911.54/53,955.56
  6. Step 6: Final answer
    x = 52,179.98

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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.