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Finding the Fourth Proportional to 29,992.94, 41,389.92 and 16,563.92

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Solution

The fourth proportional to 29,992.94, 41,389.92 and 16,563.92 is: 22,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,992.94 : 41,389.92 = 16,563.92 : x
  2. Step 2: Convert to fraction form
    29,992.94/41,389.92 = 16,563.92/x
  3. Step 3: Cross multiply
    29,992.94x = 41,389.92 × 16,563.92
  4. Step 4: Simplify right side
    29,992.94x = 685,579,427.16
  5. Step 5: Solve for x
    x = 685,579,427.16/29,992.94
  6. Step 6: Final answer
    x = 22,858.03

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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.