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Finding the Fourth Proportional to 30,892.36, 46,302.69 and 14,217.38

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Solution

The fourth proportional to 30,892.36, 46,302.69 and 14,217.38 is: 21,309.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,892.36 : 46,302.69 = 14,217.38 : x
  2. Step 2: Convert to fraction form
    30,892.36/46,302.69 = 14,217.38/x
  3. Step 3: Cross multiply
    30,892.36x = 46,302.69 × 14,217.38
  4. Step 4: Simplify right side
    30,892.36x = 658,302,938.75
  5. Step 5: Solve for x
    x = 658,302,938.75/30,892.36
  6. Step 6: Final answer
    x = 21,309.57

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.