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Finding the Fourth Proportional to 9,348.01, 12,900.95 and 5,369.29

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Solution

The fourth proportional to 9,348.01, 12,900.95 and 5,369.29 is: 7,410.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.01 : 12,900.95 = 5,369.29 : x
  2. Step 2: Convert to fraction form
    9,348.01/12,900.95 = 5,369.29/x
  3. Step 3: Cross multiply
    9,348.01x = 12,900.95 × 5,369.29
  4. Step 4: Simplify right side
    9,348.01x = 69,268,914.98
  5. Step 5: Solve for x
    x = 69,268,914.98/9,348.01
  6. Step 6: Final answer
    x = 7,410.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.