Home / 118,983.69-164,368.31-95,078.97

Finding the Fourth Proportional to 118,983.69, 164,368.31 and 95,078.97

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Solution

The fourth proportional to 118,983.69, 164,368.31 and 95,078.97 is: 131,345.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,983.69 : 164,368.31 = 95,078.97 : x
  2. Step 2: Convert to fraction form
    118,983.69/164,368.31 = 95,078.97/x
  3. Step 3: Cross multiply
    118,983.69x = 164,368.31 × 95,078.97
  4. Step 4: Simplify right side
    118,983.69x = 15,627,969,140.05
  5. Step 5: Solve for x
    x = 15,627,969,140.05/118,983.69
  6. Step 6: Final answer
    x = 131,345.47

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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.