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Finding the Fourth Proportional to 43,064.88, 64,600.92 and 16,404

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Solution

The fourth proportional to 43,064.88, 64,600.92 and 16,404 is: 24,607.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,064.88 : 64,600.92 = 16,404 : x
  2. Step 2: Convert to fraction form
    43,064.88/64,600.92 = 16,404/x
  3. Step 3: Cross multiply
    43,064.88x = 64,600.92 × 16,404
  4. Step 4: Simplify right side
    43,064.88x = 1,059,713,491.68
  5. Step 5: Solve for x
    x = 1,059,713,491.68/43,064.88
  6. Step 6: Final answer
    x = 24,607.37

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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.