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Finding the Fourth Proportional to 104,924.30, 157,340.15 and 30,027.40

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Solution

The fourth proportional to 104,924.30, 157,340.15 and 30,027.40 is: 45,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,924.30 : 157,340.15 = 30,027.40 : x
  2. Step 2: Convert to fraction form
    104,924.30/157,340.15 = 30,027.40/x
  3. Step 3: Cross multiply
    104,924.30x = 157,340.15 × 30,027.40
  4. Step 4: Simplify right side
    104,924.30x = 4,724,515,620.11
  5. Step 5: Solve for x
    x = 4,724,515,620.11/104,924.30
  6. Step 6: Final answer
    x = 45,027.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.