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Finding the Fourth Proportional to 68,055, 102,126.30 and 26,502

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Solution

The fourth proportional to 68,055, 102,126.30 and 26,502 is: 39,770.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,055 : 102,126.30 = 26,502 : x
  2. Step 2: Convert to fraction form
    68,055/102,126.30 = 26,502/x
  3. Step 3: Cross multiply
    68,055x = 102,126.30 × 26,502
  4. Step 4: Simplify right side
    68,055x = 2,706,551,202.60
  5. Step 5: Solve for x
    x = 2,706,551,202.60/68,055
  6. Step 6: Final answer
    x = 39,770.06

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Why These Related Problems?

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