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Finding the Fourth Proportional to 29,539, 40,764.18 and 16,964.92

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Solution

The fourth proportional to 29,539, 40,764.18 and 16,964.92 is: 23,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,539 : 40,764.18 = 16,964.92 : x
  2. Step 2: Convert to fraction form
    29,539/40,764.18 = 16,964.92/x
  3. Step 3: Cross multiply
    29,539x = 40,764.18 × 16,964.92
  4. Step 4: Simplify right side
    29,539x = 691,561,052.57
  5. Step 5: Solve for x
    x = 691,561,052.57/29,539
  6. Step 6: Final answer
    x = 23,411.80

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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.