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Finding the Fourth Proportional to 29,090.14, 40,141.48 and 16,344.79

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Solution

The fourth proportional to 29,090.14, 40,141.48 and 16,344.79 is: 22,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,090.14 : 40,141.48 = 16,344.79 : x
  2. Step 2: Convert to fraction form
    29,090.14/40,141.48 = 16,344.79/x
  3. Step 3: Cross multiply
    29,090.14x = 40,141.48 × 16,344.79
  4. Step 4: Simplify right side
    29,090.14x = 656,104,060.89
  5. Step 5: Solve for x
    x = 656,104,060.89/29,090.14
  6. Step 6: Final answer
    x = 22,554.17

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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.