Home / 204,787.29-307,131.73-104,896.07

Finding the Fourth Proportional to 204,787.29, 307,131.73 and 104,896.07

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Solution

The fourth proportional to 204,787.29, 307,131.73 and 104,896.07 is: 157,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,787.29 : 307,131.73 = 104,896.07 : x
  2. Step 2: Convert to fraction form
    204,787.29/307,131.73 = 104,896.07/x
  3. Step 3: Cross multiply
    204,787.29x = 307,131.73 × 104,896.07
  4. Step 4: Simplify right side
    204,787.29x = 32,216,911,393.19
  5. Step 5: Solve for x
    x = 32,216,911,393.19/204,787.29
  6. Step 6: Final answer
    x = 157,318.90

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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.