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Finding the Fourth Proportional to 43,301.18, 64,964.03 and 16,659.41

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Solution

The fourth proportional to 43,301.18, 64,964.03 and 16,659.41 is: 24,993.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,301.18 : 64,964.03 = 16,659.41 : x
  2. Step 2: Convert to fraction form
    43,301.18/64,964.03 = 16,659.41/x
  3. Step 3: Cross multiply
    43,301.18x = 64,964.03 × 16,659.41
  4. Step 4: Simplify right side
    43,301.18x = 1,082,262,002.91
  5. Step 5: Solve for x
    x = 1,082,262,002.91/43,301.18
  6. Step 6: Final answer
    x = 24,993.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.