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Finding the Fourth Proportional to 16,946.48, 25,410 and 15,968

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Solution

The fourth proportional to 16,946.48, 25,410 and 15,968 is: 23,942.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946.48 : 25,410 = 15,968 : x
  2. Step 2: Convert to fraction form
    16,946.48/25,410 = 15,968/x
  3. Step 3: Cross multiply
    16,946.48x = 25,410 × 15,968
  4. Step 4: Simplify right side
    16,946.48x = 405,746,880
  5. Step 5: Solve for x
    x = 405,746,880/16,946.48
  6. Step 6: Final answer
    x = 23,942.84

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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.