Home / 118,696.19-163,796.63-67,725.41

Finding the Fourth Proportional to 118,696.19, 163,796.63 and 67,725.41

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Solution

The fourth proportional to 118,696.19, 163,796.63 and 67,725.41 is: 93,458.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,696.19 : 163,796.63 = 67,725.41 : x
  2. Step 2: Convert to fraction form
    118,696.19/163,796.63 = 67,725.41/x
  3. Step 3: Cross multiply
    118,696.19x = 163,796.63 × 67,725.41
  4. Step 4: Simplify right side
    118,696.19x = 11,093,192,765.76
  5. Step 5: Solve for x
    x = 11,093,192,765.76/118,696.19
  6. Step 6: Final answer
    x = 93,458.71

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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.