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Finding the Fourth Proportional to 29,423.96, 40,606.62 and 16,850.60

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Solution

The fourth proportional to 29,423.96, 40,606.62 and 16,850.60 is: 23,254.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,423.96 : 40,606.62 = 16,850.60 : x
  2. Step 2: Convert to fraction form
    29,423.96/40,606.62 = 16,850.60/x
  3. Step 3: Cross multiply
    29,423.96x = 40,606.62 × 16,850.60
  4. Step 4: Simplify right side
    29,423.96x = 684,245,910.97
  5. Step 5: Solve for x
    x = 684,245,910.97/29,423.96
  6. Step 6: Final answer
    x = 23,254.72

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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.