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Finding the Fourth Proportional to 36,443.39, 54,664.07 and 19,908.14

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Solution

The fourth proportional to 36,443.39, 54,664.07 and 19,908.14 is: 29,861.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,443.39 : 54,664.07 = 19,908.14 : x
  2. Step 2: Convert to fraction form
    36,443.39/54,664.07 = 19,908.14/x
  3. Step 3: Cross multiply
    36,443.39x = 54,664.07 × 19,908.14
  4. Step 4: Simplify right side
    36,443.39x = 1,088,259,624.10
  5. Step 5: Solve for x
    x = 1,088,259,624.10/36,443.39
  6. Step 6: Final answer
    x = 29,861.64

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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.