Home / 331,947.51-458,085.41-188,707.59

Finding the Fourth Proportional to 331,947.51, 458,085.41 and 188,707.59

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Solution

The fourth proportional to 331,947.51, 458,085.41 and 188,707.59 is: 260,415.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,947.51 : 458,085.41 = 188,707.59 : x
  2. Step 2: Convert to fraction form
    331,947.51/458,085.41 = 188,707.59/x
  3. Step 3: Cross multiply
    331,947.51x = 458,085.41 × 188,707.59
  4. Step 4: Simplify right side
    331,947.51x = 86,444,192,791.72
  5. Step 5: Solve for x
    x = 86,444,192,791.72/331,947.51
  6. Step 6: Final answer
    x = 260,415.25

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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.