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Finding the Fourth Proportional to 16,653.99, 22,982.11 and 9,100.35

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Solution

The fourth proportional to 16,653.99, 22,982.11 and 9,100.35 is: 12,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,653.99 : 22,982.11 = 9,100.35 : x
  2. Step 2: Convert to fraction form
    16,653.99/22,982.11 = 9,100.35/x
  3. Step 3: Cross multiply
    16,653.99x = 22,982.11 × 9,100.35
  4. Step 4: Simplify right side
    16,653.99x = 209,145,244.74
  5. Step 5: Solve for x
    x = 209,145,244.74/16,653.99
  6. Step 6: Final answer
    x = 12,558.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.