Home / 184,523.20-276,784.80-91,211.20

Finding the Fourth Proportional to 184,523.20, 276,784.80 and 91,211.20

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Solution

The fourth proportional to 184,523.20, 276,784.80 and 91,211.20 is: 136,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,523.20 : 276,784.80 = 91,211.20 : x
  2. Step 2: Convert to fraction form
    184,523.20/276,784.80 = 91,211.20/x
  3. Step 3: Cross multiply
    184,523.20x = 276,784.80 × 91,211.20
  4. Step 4: Simplify right side
    184,523.20x = 25,245,873,749.76
  5. Step 5: Solve for x
    x = 25,245,873,749.76/184,523.20
  6. Step 6: Final answer
    x = 136,816.80

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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.