Home / 118,650.44-163,735.41-64,934.37

Finding the Fourth Proportional to 118,650.44, 163,735.41 and 64,934.37

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Solution

The fourth proportional to 118,650.44, 163,735.41 and 64,934.37 is: 89,608.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,650.44 : 163,735.41 = 64,934.37 : x
  2. Step 2: Convert to fraction form
    118,650.44/163,735.41 = 64,934.37/x
  3. Step 3: Cross multiply
    118,650.44x = 163,735.41 × 64,934.37
  4. Step 4: Simplify right side
    118,650.44x = 10,632,055,695.04
  5. Step 5: Solve for x
    x = 10,632,055,695.04/118,650.44
  6. Step 6: Final answer
    x = 89,608.23

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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.