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Finding the Fourth Proportional to 29,596.96, 40,841.13 and 16,678.34

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Solution

The fourth proportional to 29,596.96, 40,841.13 and 16,678.34 is: 23,014.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,596.96 : 40,841.13 = 16,678.34 : x
  2. Step 2: Convert to fraction form
    29,596.96/40,841.13 = 16,678.34/x
  3. Step 3: Cross multiply
    29,596.96x = 40,841.13 × 16,678.34
  4. Step 4: Simplify right side
    29,596.96x = 681,162,252.12
  5. Step 5: Solve for x
    x = 681,162,252.12/29,596.96
  6. Step 6: Final answer
    x = 23,014.60

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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.