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Finding the Fourth Proportional to 14,745.68, 22,127.63 and 5,980.67

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Solution

The fourth proportional to 14,745.68, 22,127.63 and 5,980.67 is: 8,974.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,745.68 : 22,127.63 = 5,980.67 : x
  2. Step 2: Convert to fraction form
    14,745.68/22,127.63 = 5,980.67/x
  3. Step 3: Cross multiply
    14,745.68x = 22,127.63 × 5,980.67
  4. Step 4: Simplify right side
    14,745.68x = 132,337,912.37
  5. Step 5: Solve for x
    x = 132,337,912.37/14,745.68
  6. Step 6: Final answer
    x = 8,974.69

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1.5x scale

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.