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Finding the Fourth Proportional to 29,576.01, 40,813.83 and 16,147.02

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Solution

The fourth proportional to 29,576.01, 40,813.83 and 16,147.02 is: 22,282.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,576.01 : 40,813.83 = 16,147.02 : x
  2. Step 2: Convert to fraction form
    29,576.01/40,813.83 = 16,147.02/x
  3. Step 3: Cross multiply
    29,576.01x = 40,813.83 × 16,147.02
  4. Step 4: Simplify right side
    29,576.01x = 659,021,729.29
  5. Step 5: Solve for x
    x = 659,021,729.29/29,576.01
  6. Step 6: Final answer
    x = 22,282.31

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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.