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Finding the Fourth Proportional to 27,325.08, 40,990.08 and 11,739.06

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Solution

The fourth proportional to 27,325.08, 40,990.08 and 11,739.06 is: 17,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,325.08 : 40,990.08 = 11,739.06 : x
  2. Step 2: Convert to fraction form
    27,325.08/40,990.08 = 11,739.06/x
  3. Step 3: Cross multiply
    27,325.08x = 40,990.08 × 11,739.06
  4. Step 4: Simplify right side
    27,325.08x = 481,185,008.52
  5. Step 5: Solve for x
    x = 481,185,008.52/27,325.08
  6. Step 6: Final answer
    x = 17,609.65

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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.