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Finding the Fourth Proportional to 57,863.08, 86,790.12 and 22,803.04

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Solution

The fourth proportional to 57,863.08, 86,790.12 and 22,803.04 is: 34,202.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,863.08 : 86,790.12 = 22,803.04 : x
  2. Step 2: Convert to fraction form
    57,863.08/86,790.12 = 22,803.04/x
  3. Step 3: Cross multiply
    57,863.08x = 86,790.12 × 22,803.04
  4. Step 4: Simplify right side
    57,863.08x = 1,979,078,577.96
  5. Step 5: Solve for x
    x = 1,979,078,577.96/57,863.08
  6. Step 6: Final answer
    x = 34,202.79

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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.