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Finding the Fourth Proportional to 34,797.96, 48,017.94 and 19,692

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Solution

The fourth proportional to 34,797.96, 48,017.94 and 19,692 is: 27,173.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,797.96 : 48,017.94 = 19,692 : x
  2. Step 2: Convert to fraction form
    34,797.96/48,017.94 = 19,692/x
  3. Step 3: Cross multiply
    34,797.96x = 48,017.94 × 19,692
  4. Step 4: Simplify right side
    34,797.96x = 945,569,274.48
  5. Step 5: Solve for x
    x = 945,569,274.48/34,797.96
  6. Step 6: Final answer
    x = 27,173.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.