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Finding the Fourth Proportional to 12,581.34, 17,356.95 and 8,333.34

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Solution

The fourth proportional to 12,581.34, 17,356.95 and 8,333.34 is: 11,496.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,581.34 : 17,356.95 = 8,333.34 : x
  2. Step 2: Convert to fraction form
    12,581.34/17,356.95 = 8,333.34/x
  3. Step 3: Cross multiply
    12,581.34x = 17,356.95 × 8,333.34
  4. Step 4: Simplify right side
    12,581.34x = 144,641,365.71
  5. Step 5: Solve for x
    x = 144,641,365.71/12,581.34
  6. Step 6: Final answer
    x = 11,496.50

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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.