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Finding the Fourth Proportional to 8,858.94, 13,289.13 and 3,235.98

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Solution

The fourth proportional to 8,858.94, 13,289.13 and 3,235.98 is: 4,854.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.94 : 13,289.13 = 3,235.98 : x
  2. Step 2: Convert to fraction form
    8,858.94/13,289.13 = 3,235.98/x
  3. Step 3: Cross multiply
    8,858.94x = 13,289.13 × 3,235.98
  4. Step 4: Simplify right side
    8,858.94x = 43,003,358.90
  5. Step 5: Solve for x
    x = 43,003,358.90/8,858.94
  6. Step 6: Final answer
    x = 4,854.23

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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.