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Finding the Fourth Proportional to 16,606.74, 24,912.60 and 4,918.44

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Solution

The fourth proportional to 16,606.74, 24,912.60 and 4,918.44 is: 7,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,606.74 : 24,912.60 = 4,918.44 : x
  2. Step 2: Convert to fraction form
    16,606.74/24,912.60 = 4,918.44/x
  3. Step 3: Cross multiply
    16,606.74x = 24,912.60 × 4,918.44
  4. Step 4: Simplify right side
    16,606.74x = 122,531,128.34
  5. Step 5: Solve for x
    x = 122,531,128.34/16,606.74
  6. Step 6: Final answer
    x = 7,378.40

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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.