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Finding the Fourth Proportional to 52,903.73, 73,004.64 and 29,029.88

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Solution

The fourth proportional to 52,903.73, 73,004.64 and 29,029.88 is: 40,059.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,903.73 : 73,004.64 = 29,029.88 : x
  2. Step 2: Convert to fraction form
    52,903.73/73,004.64 = 29,029.88/x
  3. Step 3: Cross multiply
    52,903.73x = 73,004.64 × 29,029.88
  4. Step 4: Simplify right side
    52,903.73x = 2,119,315,938.64
  5. Step 5: Solve for x
    x = 2,119,315,938.64/52,903.73
  6. Step 6: Final answer
    x = 40,059.86

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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.