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Finding the Fourth Proportional to 29,314.96, 40,457.28 and 16,743.76

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Solution

The fourth proportional to 29,314.96, 40,457.28 and 16,743.76 is: 23,107.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,314.96 : 40,457.28 = 16,743.76 : x
  2. Step 2: Convert to fraction form
    29,314.96/40,457.28 = 16,743.76/x
  3. Step 3: Cross multiply
    29,314.96x = 40,457.28 × 16,743.76
  4. Step 4: Simplify right side
    29,314.96x = 677,406,986.57
  5. Step 5: Solve for x
    x = 677,406,986.57/29,314.96
  6. Step 6: Final answer
    x = 23,107.89

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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.