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Finding the Fourth Proportional to 29,806.46, 44,709.16 and 12,036.67

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Solution

The fourth proportional to 29,806.46, 44,709.16 and 12,036.67 is: 18,054.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,806.46 : 44,709.16 = 12,036.67 : x
  2. Step 2: Convert to fraction form
    29,806.46/44,709.16 = 12,036.67/x
  3. Step 3: Cross multiply
    29,806.46x = 44,709.16 × 12,036.67
  4. Step 4: Simplify right side
    29,806.46x = 538,149,404.90
  5. Step 5: Solve for x
    x = 538,149,404.90/29,806.46
  6. Step 6: Final answer
    x = 18,054.79

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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.