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Finding the Fourth Proportional to 184,401, 276,637.86 and 66,040.56

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Solution

The fourth proportional to 184,401, 276,637.86 and 66,040.56 is: 99,073.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,401 : 276,637.86 = 66,040.56 : x
  2. Step 2: Convert to fraction form
    184,401/276,637.86 = 66,040.56/x
  3. Step 3: Cross multiply
    184,401x = 276,637.86 × 66,040.56
  4. Step 4: Simplify right side
    184,401x = 18,269,319,191.60
  5. Step 5: Solve for x
    x = 18,269,319,191.60/184,401
  6. Step 6: Final answer
    x = 99,073.86

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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.