Home / 184,615.20-276,908.40-72,273.60

Finding the Fourth Proportional to 184,615.20, 276,908.40 and 72,273.60

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Solution

The fourth proportional to 184,615.20, 276,908.40 and 72,273.60 is: 108,404.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,615.20 : 276,908.40 = 72,273.60 : x
  2. Step 2: Convert to fraction form
    184,615.20/276,908.40 = 72,273.60/x
  3. Step 3: Cross multiply
    184,615.20x = 276,908.40 × 72,273.60
  4. Step 4: Simplify right side
    184,615.20x = 20,013,166,938.24
  5. Step 5: Solve for x
    x = 20,013,166,938.24/184,615.20
  6. Step 6: Final answer
    x = 108,404.76

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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.