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Finding the Fourth Proportional to 12,006.63, 17,999.01 and 6,741.43

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Solution

The fourth proportional to 12,006.63, 17,999.01 and 6,741.43 is: 10,106.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.63 : 17,999.01 = 6,741.43 : x
  2. Step 2: Convert to fraction form
    12,006.63/17,999.01 = 6,741.43/x
  3. Step 3: Cross multiply
    12,006.63x = 17,999.01 × 6,741.43
  4. Step 4: Simplify right side
    12,006.63x = 121,339,020.99
  5. Step 5: Solve for x
    x = 121,339,020.99/12,006.63
  6. Step 6: Final answer
    x = 10,106.00

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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.