Home / 165,629.49-228,569.76-94,010.72

Finding the Fourth Proportional to 165,629.49, 228,569.76 and 94,010.72

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Solution

The fourth proportional to 165,629.49, 228,569.76 and 94,010.72 is: 129,735.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,629.49 : 228,569.76 = 94,010.72 : x
  2. Step 2: Convert to fraction form
    165,629.49/228,569.76 = 94,010.72/x
  3. Step 3: Cross multiply
    165,629.49x = 228,569.76 × 94,010.72
  4. Step 4: Simplify right side
    165,629.49x = 21,488,006,564.98
  5. Step 5: Solve for x
    x = 21,488,006,564.98/165,629.49
  6. Step 6: Final answer
    x = 129,735.39

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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.