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Finding the Fourth Proportional to 109,773.56, 151,485.54 and 62,025.87

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Solution

The fourth proportional to 109,773.56, 151,485.54 and 62,025.87 is: 85,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,773.56 : 151,485.54 = 62,025.87 : x
  2. Step 2: Convert to fraction form
    109,773.56/151,485.54 = 62,025.87/x
  3. Step 3: Cross multiply
    109,773.56x = 151,485.54 × 62,025.87
  4. Step 4: Simplify right side
    109,773.56x = 9,396,022,410.92
  5. Step 5: Solve for x
    x = 9,396,022,410.92/109,773.56
  6. Step 6: Final answer
    x = 85,594.59

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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.