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Finding the Fourth Proportional to 45,797.16, 68,703 and 14,625.12

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Solution

The fourth proportional to 45,797.16, 68,703 and 14,625.12 is: 21,940.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,797.16 : 68,703 = 14,625.12 : x
  2. Step 2: Convert to fraction form
    45,797.16/68,703 = 14,625.12/x
  3. Step 3: Cross multiply
    45,797.16x = 68,703 × 14,625.12
  4. Step 4: Simplify right side
    45,797.16x = 1,004,789,619.36
  5. Step 5: Solve for x
    x = 1,004,789,619.36/45,797.16
  6. Step 6: Final answer
    x = 21,940.00

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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.