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Finding the Fourth Proportional to 18,199.93, 27,297.74 and 10,707.97

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Solution

The fourth proportional to 18,199.93, 27,297.74 and 10,707.97 is: 16,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.93 : 27,297.74 = 10,707.97 : x
  2. Step 2: Convert to fraction form
    18,199.93/27,297.74 = 10,707.97/x
  3. Step 3: Cross multiply
    18,199.93x = 27,297.74 × 10,707.97
  4. Step 4: Simplify right side
    18,199.93x = 292,303,327.45
  5. Step 5: Solve for x
    x = 292,303,327.45/18,199.93
  6. Step 6: Final answer
    x = 16,060.68

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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.