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Finding the Fourth Proportional to 34,938.29, 48,213.54 and 19,022.42

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Solution

The fourth proportional to 34,938.29, 48,213.54 and 19,022.42 is: 26,250.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,938.29 : 48,213.54 = 19,022.42 : x
  2. Step 2: Convert to fraction form
    34,938.29/48,213.54 = 19,022.42/x
  3. Step 3: Cross multiply
    34,938.29x = 48,213.54 × 19,022.42
  4. Step 4: Simplify right side
    34,938.29x = 917,138,207.57
  5. Step 5: Solve for x
    x = 917,138,207.57/34,938.29
  6. Step 6: Final answer
    x = 26,250.23

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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.