Home / 184,517.20-276,775.80-91,205.20

Finding the Fourth Proportional to 184,517.20, 276,775.80 and 91,205.20

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Solution

The fourth proportional to 184,517.20, 276,775.80 and 91,205.20 is: 136,807.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,517.20 : 276,775.80 = 91,205.20 : x
  2. Step 2: Convert to fraction form
    184,517.20/276,775.80 = 91,205.20/x
  3. Step 3: Cross multiply
    184,517.20x = 276,775.80 × 91,205.20
  4. Step 4: Simplify right side
    184,517.20x = 25,243,392,194.16
  5. Step 5: Solve for x
    x = 25,243,392,194.16/184,517.20
  6. Step 6: Final answer
    x = 136,807.80

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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.