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Finding the Fourth Proportional to 22,357.84, 33,505.62 and 16,804.72

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Solution

The fourth proportional to 22,357.84, 33,505.62 and 16,804.72 is: 25,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,357.84 : 33,505.62 = 16,804.72 : x
  2. Step 2: Convert to fraction form
    22,357.84/33,505.62 = 16,804.72/x
  3. Step 3: Cross multiply
    22,357.84x = 33,505.62 × 16,804.72
  4. Step 4: Simplify right side
    22,357.84x = 563,052,352.92
  5. Step 5: Solve for x
    x = 563,052,352.92/22,357.84
  6. Step 6: Final answer
    x = 25,183.67

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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.