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Finding the Fourth Proportional to 29,130.44, 40,203.42 and 16,557.08

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Solution

The fourth proportional to 29,130.44, 40,203.42 and 16,557.08 is: 22,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,130.44 : 40,203.42 = 16,557.08 : x
  2. Step 2: Convert to fraction form
    29,130.44/40,203.42 = 16,557.08/x
  3. Step 3: Cross multiply
    29,130.44x = 40,203.42 × 16,557.08
  4. Step 4: Simplify right side
    29,130.44x = 665,651,241.21
  5. Step 5: Solve for x
    x = 665,651,241.21/29,130.44
  6. Step 6: Final answer
    x = 22,850.71

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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.