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Finding the Fourth Proportional to 8,737.70, 13,106.61 and 2,894.27

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Solution

The fourth proportional to 8,737.70, 13,106.61 and 2,894.27 is: 4,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.70 : 13,106.61 = 2,894.27 : x
  2. Step 2: Convert to fraction form
    8,737.70/13,106.61 = 2,894.27/x
  3. Step 3: Cross multiply
    8,737.70x = 13,106.61 × 2,894.27
  4. Step 4: Simplify right side
    8,737.70x = 37,934,002.59
  5. Step 5: Solve for x
    x = 37,934,002.59/8,737.70
  6. Step 6: Final answer
    x = 4,341.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.