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Finding the Fourth Proportional to 184,639.80, 276,959.70 and 151,834.80

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Solution

The fourth proportional to 184,639.80, 276,959.70 and 151,834.80 is: 227,752.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,639.80 : 276,959.70 = 151,834.80 : x
  2. Step 2: Convert to fraction form
    184,639.80/276,959.70 = 151,834.80/x
  3. Step 3: Cross multiply
    184,639.80x = 276,959.70 × 151,834.80
  4. Step 4: Simplify right side
    184,639.80x = 42,052,120,657.56
  5. Step 5: Solve for x
    x = 42,052,120,657.56/184,639.80
  6. Step 6: Final answer
    x = 227,752.20

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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.