Home / 204,927.12-307,373.32-115,900.56

Finding the Fourth Proportional to 204,927.12, 307,373.32 and 115,900.56

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Solution

The fourth proportional to 204,927.12, 307,373.32 and 115,900.56 is: 173,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,927.12 : 307,373.32 = 115,900.56 : x
  2. Step 2: Convert to fraction form
    204,927.12/307,373.32 = 115,900.56/x
  3. Step 3: Cross multiply
    204,927.12x = 307,373.32 × 115,900.56
  4. Step 4: Simplify right side
    204,927.12x = 35,624,739,917.06
  5. Step 5: Solve for x
    x = 35,624,739,917.06/204,927.12
  6. Step 6: Final answer
    x = 173,841.02

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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.