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Finding the Fourth Proportional to 10,610.78, 14,642.82 and 5,895.09

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Solution

The fourth proportional to 10,610.78, 14,642.82 and 5,895.09 is: 8,135.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,610.78 : 14,642.82 = 5,895.09 : x
  2. Step 2: Convert to fraction form
    10,610.78/14,642.82 = 5,895.09/x
  3. Step 3: Cross multiply
    10,610.78x = 14,642.82 × 5,895.09
  4. Step 4: Simplify right side
    10,610.78x = 86,320,741.75
  5. Step 5: Solve for x
    x = 86,320,741.75/10,610.78
  6. Step 6: Final answer
    x = 8,135.20

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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.