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Finding the Fourth Proportional to 184,830.80, 255,027.30 and 108,334.40

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Solution

The fourth proportional to 184,830.80, 255,027.30 and 108,334.40 is: 149,478.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,830.80 : 255,027.30 = 108,334.40 : x
  2. Step 2: Convert to fraction form
    184,830.80/255,027.30 = 108,334.40/x
  3. Step 3: Cross multiply
    184,830.80x = 255,027.30 × 108,334.40
  4. Step 4: Simplify right side
    184,830.80x = 27,628,229,529.12
  5. Step 5: Solve for x
    x = 27,628,229,529.12/184,830.80
  6. Step 6: Final answer
    x = 149,478.49

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1.5x scale

Why These Related Problems?

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