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Finding the Fourth Proportional to 10,731.36, 14,809.05 and 6,015.54

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Solution

The fourth proportional to 10,731.36, 14,809.05 and 6,015.54 is: 8,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.36 : 14,809.05 = 6,015.54 : x
  2. Step 2: Convert to fraction form
    10,731.36/14,809.05 = 6,015.54/x
  3. Step 3: Cross multiply
    10,731.36x = 14,809.05 × 6,015.54
  4. Step 4: Simplify right side
    10,731.36x = 89,084,432.64
  5. Step 5: Solve for x
    x = 89,084,432.64/10,731.36
  6. Step 6: Final answer
    x = 8,301.32

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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.