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Finding the Fourth Proportional to 29,635.16, 40,895.22 and 16,891.11

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Solution

The fourth proportional to 29,635.16, 40,895.22 and 16,891.11 is: 23,308.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,635.16 : 40,895.22 = 16,891.11 : x
  2. Step 2: Convert to fraction form
    29,635.16/40,895.22 = 16,891.11/x
  3. Step 3: Cross multiply
    29,635.16x = 40,895.22 × 16,891.11
  4. Step 4: Simplify right side
    29,635.16x = 690,765,370.56
  5. Step 5: Solve for x
    x = 690,765,370.56/29,635.16
  6. Step 6: Final answer
    x = 23,308.98

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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.