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Finding the Fourth Proportional to 17,927.08, 24,739.98 and 9,861.08

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Solution

The fourth proportional to 17,927.08, 24,739.98 and 9,861.08 is: 13,608.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.08 : 24,739.98 = 9,861.08 : x
  2. Step 2: Convert to fraction form
    17,927.08/24,739.98 = 9,861.08/x
  3. Step 3: Cross multiply
    17,927.08x = 24,739.98 × 9,861.08
  4. Step 4: Simplify right side
    17,927.08x = 243,962,921.98
  5. Step 5: Solve for x
    x = 243,962,921.98/17,927.08
  6. Step 6: Final answer
    x = 13,608.63

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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.