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Finding the Fourth Proportional to 16,946.50, 25,435.95 and 7,083.16

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Solution

The fourth proportional to 16,946.50, 25,435.95 and 7,083.16 is: 10,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946.50 : 25,435.95 = 7,083.16 : x
  2. Step 2: Convert to fraction form
    16,946.50/25,435.95 = 7,083.16/x
  3. Step 3: Cross multiply
    16,946.50x = 25,435.95 × 7,083.16
  4. Step 4: Simplify right side
    16,946.50x = 180,166,903.60
  5. Step 5: Solve for x
    x = 180,166,903.60/16,946.50
  6. Step 6: Final answer
    x = 10,631.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.