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Finding the Fourth Proportional to 35,667.30, 49,219.02 and 19,750.80

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Solution

The fourth proportional to 35,667.30, 49,219.02 and 19,750.80 is: 27,255.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,667.30 : 49,219.02 = 19,750.80 : x
  2. Step 2: Convert to fraction form
    35,667.30/49,219.02 = 19,750.80/x
  3. Step 3: Cross multiply
    35,667.30x = 49,219.02 × 19,750.80
  4. Step 4: Simplify right side
    35,667.30x = 972,115,020.22
  5. Step 5: Solve for x
    x = 972,115,020.22/35,667.30
  6. Step 6: Final answer
    x = 27,255.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.