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Finding the Fourth Proportional to 29,380.02, 40,553.01 and 17,899.08

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Solution

The fourth proportional to 29,380.02, 40,553.01 and 17,899.08 is: 24,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,380.02 : 40,553.01 = 17,899.08 : x
  2. Step 2: Convert to fraction form
    29,380.02/40,553.01 = 17,899.08/x
  3. Step 3: Cross multiply
    29,380.02x = 40,553.01 × 17,899.08
  4. Step 4: Simplify right side
    29,380.02x = 725,861,570.23
  5. Step 5: Solve for x
    x = 725,861,570.23/29,380.02
  6. Step 6: Final answer
    x = 24,705.96

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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.