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Finding the Fourth Proportional to 234,583.92, 351,847.44 and 66,116.88

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Solution

The fourth proportional to 234,583.92, 351,847.44 and 66,116.88 is: 99,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,583.92 : 351,847.44 = 66,116.88 : x
  2. Step 2: Convert to fraction form
    234,583.92/351,847.44 = 66,116.88/x
  3. Step 3: Cross multiply
    234,583.92x = 351,847.44 × 66,116.88
  4. Step 4: Simplify right side
    234,583.92x = 23,263,054,968.79
  5. Step 5: Solve for x
    x = 23,263,054,968.79/234,583.92
  6. Step 6: Final answer
    x = 99,167.30

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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.