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Finding the Fourth Proportional to 184,370.64, 276,620.76 and 105,550.80

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Solution

The fourth proportional to 184,370.64, 276,620.76 and 105,550.80 is: 158,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,370.64 : 276,620.76 = 105,550.80 : x
  2. Step 2: Convert to fraction form
    184,370.64/276,620.76 = 105,550.80/x
  3. Step 3: Cross multiply
    184,370.64x = 276,620.76 × 105,550.80
  4. Step 4: Simplify right side
    184,370.64x = 29,197,542,514.61
  5. Step 5: Solve for x
    x = 29,197,542,514.61/184,370.64
  6. Step 6: Final answer
    x = 158,363.30

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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.