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Finding the Fourth Proportional to 8,737.94, 12,057.95 and 4,960.61

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Solution

The fourth proportional to 8,737.94, 12,057.95 and 4,960.61 is: 6,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.94 : 12,057.95 = 4,960.61 : x
  2. Step 2: Convert to fraction form
    8,737.94/12,057.95 = 4,960.61/x
  3. Step 3: Cross multiply
    8,737.94x = 12,057.95 × 4,960.61
  4. Step 4: Simplify right side
    8,737.94x = 59,814,787.35
  5. Step 5: Solve for x
    x = 59,814,787.35/8,737.94
  6. Step 6: Final answer
    x = 6,845.41

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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.