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Finding the Fourth Proportional to 8,601.83, 12,903.01 and 3,055.08

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Solution

The fourth proportional to 8,601.83, 12,903.01 and 3,055.08 is: 4,582.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.83 : 12,903.01 = 3,055.08 : x
  2. Step 2: Convert to fraction form
    8,601.83/12,903.01 = 3,055.08/x
  3. Step 3: Cross multiply
    8,601.83x = 12,903.01 × 3,055.08
  4. Step 4: Simplify right side
    8,601.83x = 39,419,720.15
  5. Step 5: Solve for x
    x = 39,419,720.15/8,601.83
  6. Step 6: Final answer
    x = 4,582.72

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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.