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Finding the Fourth Proportional to 14,000.50, 21,004.02 and 4,766.50

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Solution

The fourth proportional to 14,000.50, 21,004.02 and 4,766.50 is: 7,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.50 : 21,004.02 = 4,766.50 : x
  2. Step 2: Convert to fraction form
    14,000.50/21,004.02 = 4,766.50/x
  3. Step 3: Cross multiply
    14,000.50x = 21,004.02 × 4,766.50
  4. Step 4: Simplify right side
    14,000.50x = 100,115,661.33
  5. Step 5: Solve for x
    x = 100,115,661.33/14,000.50
  6. Step 6: Final answer
    x = 7,150.86

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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.