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Finding the Fourth Proportional to 29,158.80, 43,786.80 and 16,020.60

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Solution

The fourth proportional to 29,158.80, 43,786.80 and 16,020.60 is: 24,057.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,158.80 : 43,786.80 = 16,020.60 : x
  2. Step 2: Convert to fraction form
    29,158.80/43,786.80 = 16,020.60/x
  3. Step 3: Cross multiply
    29,158.80x = 43,786.80 × 16,020.60
  4. Step 4: Simplify right side
    29,158.80x = 701,490,808.08
  5. Step 5: Solve for x
    x = 701,490,808.08/29,158.80
  6. Step 6: Final answer
    x = 24,057.60

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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.