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Finding the Fourth Proportional to 16,846.50, 25,260.03 and 7,486.50

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Solution

The fourth proportional to 16,846.50, 25,260.03 and 7,486.50 is: 11,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,846.50 : 25,260.03 = 7,486.50 : x
  2. Step 2: Convert to fraction form
    16,846.50/25,260.03 = 7,486.50/x
  3. Step 3: Cross multiply
    16,846.50x = 25,260.03 × 7,486.50
  4. Step 4: Simplify right side
    16,846.50x = 189,109,214.60
  5. Step 5: Solve for x
    x = 189,109,214.60/16,846.50
  6. Step 6: Final answer
    x = 11,225.43

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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.