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Finding the Fourth Proportional to 184,040.80, 276,061.20 and 164,795.20

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Solution

The fourth proportional to 184,040.80, 276,061.20 and 164,795.20 is: 247,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,040.80 : 276,061.20 = 164,795.20 : x
  2. Step 2: Convert to fraction form
    184,040.80/276,061.20 = 164,795.20/x
  3. Step 3: Cross multiply
    184,040.80x = 276,061.20 × 164,795.20
  4. Step 4: Simplify right side
    184,040.80x = 45,493,560,666.24
  5. Step 5: Solve for x
    x = 45,493,560,666.24/184,040.80
  6. Step 6: Final answer
    x = 247,192.80

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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.