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Finding the Fourth Proportional to 107,027.57, 147,696.42 and 58,629.11

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Solution

The fourth proportional to 107,027.57, 147,696.42 and 58,629.11 is: 80,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,027.57 : 147,696.42 = 58,629.11 : x
  2. Step 2: Convert to fraction form
    107,027.57/147,696.42 = 58,629.11/x
  3. Step 3: Cross multiply
    107,027.57x = 147,696.42 × 58,629.11
  4. Step 4: Simplify right side
    107,027.57x = 8,659,309,654.79
  5. Step 5: Solve for x
    x = 8,659,309,654.79/107,027.57
  6. Step 6: Final answer
    x = 80,907.28

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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.