Home / 213,617.70-294,791.67-120,476.04

Finding the Fourth Proportional to 213,617.70, 294,791.67 and 120,476.04

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Solution

The fourth proportional to 213,617.70, 294,791.67 and 120,476.04 is: 166,256.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,617.70 : 294,791.67 = 120,476.04 : x
  2. Step 2: Convert to fraction form
    213,617.70/294,791.67 = 120,476.04/x
  3. Step 3: Cross multiply
    213,617.70x = 294,791.67 × 120,476.04
  4. Step 4: Simplify right side
    213,617.70x = 35,515,333,026.59
  5. Step 5: Solve for x
    x = 35,515,333,026.59/213,617.70
  6. Step 6: Final answer
    x = 166,256.51

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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.