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Finding the Fourth Proportional to 29,573, 40,811.70 and 16,325

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Solution

The fourth proportional to 29,573, 40,811.70 and 16,325 is: 22,529.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,573 : 40,811.70 = 16,325 : x
  2. Step 2: Convert to fraction form
    29,573/40,811.70 = 16,325/x
  3. Step 3: Cross multiply
    29,573x = 40,811.70 × 16,325
  4. Step 4: Simplify right side
    29,573x = 666,251,002.50
  5. Step 5: Solve for x
    x = 666,251,002.50/29,573
  6. Step 6: Final answer
    x = 22,529.03

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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.