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Finding the Fourth Proportional to 70,016.17, 104,990.14 and 23,253.25

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Solution

The fourth proportional to 70,016.17, 104,990.14 and 23,253.25 is: 34,868.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,016.17 : 104,990.14 = 23,253.25 : x
  2. Step 2: Convert to fraction form
    70,016.17/104,990.14 = 23,253.25/x
  3. Step 3: Cross multiply
    70,016.17x = 104,990.14 × 23,253.25
  4. Step 4: Simplify right side
    70,016.17x = 2,441,361,972.96
  5. Step 5: Solve for x
    x = 2,441,361,972.96/70,016.17
  6. Step 6: Final answer
    x = 34,868.54

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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.