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Finding the Fourth Proportional to 14,362.92, 21,528.12 and 7,323.18

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Solution

The fourth proportional to 14,362.92, 21,528.12 and 7,323.18 is: 10,976.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.92 : 21,528.12 = 7,323.18 : x
  2. Step 2: Convert to fraction form
    14,362.92/21,528.12 = 7,323.18/x
  3. Step 3: Cross multiply
    14,362.92x = 21,528.12 × 7,323.18
  4. Step 4: Simplify right side
    14,362.92x = 157,654,297.82
  5. Step 5: Solve for x
    x = 157,654,297.82/14,362.92
  6. Step 6: Final answer
    x = 10,976.48

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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.