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Finding the Fourth Proportional to 49,197.30, 73,750.56 and 19,608

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Solution

The fourth proportional to 49,197.30, 73,750.56 and 19,608 is: 29,393.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,197.30 : 73,750.56 = 19,608 : x
  2. Step 2: Convert to fraction form
    49,197.30/73,750.56 = 19,608/x
  3. Step 3: Cross multiply
    49,197.30x = 73,750.56 × 19,608
  4. Step 4: Simplify right side
    49,197.30x = 1,446,100,980.48
  5. Step 5: Solve for x
    x = 1,446,100,980.48/49,197.30
  6. Step 6: Final answer
    x = 29,393.91

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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.