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Finding the Fourth Proportional to 10,856.56, 14,982 and 5,888.56

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Solution

The fourth proportional to 10,856.56, 14,982 and 5,888.56 is: 8,126.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,856.56 : 14,982 = 5,888.56 : x
  2. Step 2: Convert to fraction form
    10,856.56/14,982 = 5,888.56/x
  3. Step 3: Cross multiply
    10,856.56x = 14,982 × 5,888.56
  4. Step 4: Simplify right side
    10,856.56x = 88,222,405.92
  5. Step 5: Solve for x
    x = 88,222,405.92/10,856.56
  6. Step 6: Final answer
    x = 8,126.18

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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.