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Finding the Fourth Proportional to 29,563.05, 40,797.08 and 16,815.94

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Solution

The fourth proportional to 29,563.05, 40,797.08 and 16,815.94 is: 23,206.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,563.05 : 40,797.08 = 16,815.94 : x
  2. Step 2: Convert to fraction form
    29,563.05/40,797.08 = 16,815.94/x
  3. Step 3: Cross multiply
    29,563.05x = 40,797.08 × 16,815.94
  4. Step 4: Simplify right side
    29,563.05x = 686,041,165.38
  5. Step 5: Solve for x
    x = 686,041,165.38/29,563.05
  6. Step 6: Final answer
    x = 23,206.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.