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Finding the Fourth Proportional to 70,120.69, 105,181.94 and 23,373.56

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Solution

The fourth proportional to 70,120.69, 105,181.94 and 23,373.56 is: 35,060.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,120.69 : 105,181.94 = 23,373.56 : x
  2. Step 2: Convert to fraction form
    70,120.69/105,181.94 = 23,373.56/x
  3. Step 3: Cross multiply
    70,120.69x = 105,181.94 × 23,373.56
  4. Step 4: Simplify right side
    70,120.69x = 2,458,476,706.90
  5. Step 5: Solve for x
    x = 2,458,476,706.90/70,120.69
  6. Step 6: Final answer
    x = 35,060.65

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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.