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Finding the Fourth Proportional to 9,907.60, 14,850.16 and 4,060.96

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Solution

The fourth proportional to 9,907.60, 14,850.16 and 4,060.96 is: 6,086.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907.60 : 14,850.16 = 4,060.96 : x
  2. Step 2: Convert to fraction form
    9,907.60/14,850.16 = 4,060.96/x
  3. Step 3: Cross multiply
    9,907.60x = 14,850.16 × 4,060.96
  4. Step 4: Simplify right side
    9,907.60x = 60,305,905.75
  5. Step 5: Solve for x
    x = 60,305,905.75/9,907.60
  6. Step 6: Final answer
    x = 6,086.83

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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.