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Finding the Fourth Proportional to 234,059.90, 323,041.30 and 143,466.26

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Solution

The fourth proportional to 234,059.90, 323,041.30 and 143,466.26 is: 198,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,059.90 : 323,041.30 = 143,466.26 : x
  2. Step 2: Convert to fraction form
    234,059.90/323,041.30 = 143,466.26/x
  3. Step 3: Cross multiply
    234,059.90x = 323,041.30 × 143,466.26
  4. Step 4: Simplify right side
    234,059.90x = 46,345,527,136.54
  5. Step 5: Solve for x
    x = 46,345,527,136.54/234,059.90
  6. Step 6: Final answer
    x = 198,007.12

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