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Finding the Fourth Proportional to 95,803.67, 132,202.74 and 57,540.48

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Solution

The fourth proportional to 95,803.67, 132,202.74 and 57,540.48 is: 79,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,803.67 : 132,202.74 = 57,540.48 : x
  2. Step 2: Convert to fraction form
    95,803.67/132,202.74 = 57,540.48/x
  3. Step 3: Cross multiply
    95,803.67x = 132,202.74 × 57,540.48
  4. Step 4: Simplify right side
    95,803.67x = 7,607,009,481.35
  5. Step 5: Solve for x
    x = 7,607,009,481.35/95,803.67
  6. Step 6: Final answer
    x = 79,402.07

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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.