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Finding the Fourth Proportional to 84,692, 116,866.56 and 48,893.56

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Solution

The fourth proportional to 84,692, 116,866.56 and 48,893.56 is: 67,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,692 : 116,866.56 = 48,893.56 : x
  2. Step 2: Convert to fraction form
    84,692/116,866.56 = 48,893.56/x
  3. Step 3: Cross multiply
    84,692x = 116,866.56 × 48,893.56
  4. Step 4: Simplify right side
    84,692x = 5,714,022,163.35
  5. Step 5: Solve for x
    x = 5,714,022,163.35/84,692
  6. Step 6: Final answer
    x = 67,468.26

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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.