Home / 331,963.26-458,107.14-188,723.34

Finding the Fourth Proportional to 331,963.26, 458,107.14 and 188,723.34

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Solution

The fourth proportional to 331,963.26, 458,107.14 and 188,723.34 is: 260,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,963.26 : 458,107.14 = 188,723.34 : x
  2. Step 2: Convert to fraction form
    331,963.26/458,107.14 = 188,723.34/x
  3. Step 3: Cross multiply
    331,963.26x = 458,107.14 × 188,723.34
  4. Step 4: Simplify right side
    331,963.26x = 86,455,509,538.65
  5. Step 5: Solve for x
    x = 86,455,509,538.65/331,963.26
  6. Step 6: Final answer
    x = 260,436.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.