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Finding the Fourth Proportional to 29,425.44, 40,602 and 16,675.96

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Solution

The fourth proportional to 29,425.44, 40,602 and 16,675.96 is: 23,009.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,425.44 : 40,602 = 16,675.96 : x
  2. Step 2: Convert to fraction form
    29,425.44/40,602 = 16,675.96/x
  3. Step 3: Cross multiply
    29,425.44x = 40,602 × 16,675.96
  4. Step 4: Simplify right side
    29,425.44x = 677,077,327.92
  5. Step 5: Solve for x
    x = 677,077,327.92/29,425.44
  6. Step 6: Final answer
    x = 23,009.93

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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.