Home / 193,477.97-266,984.96-108,578.63

Finding the Fourth Proportional to 193,477.97, 266,984.96 and 108,578.63

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Solution

The fourth proportional to 193,477.97, 266,984.96 and 108,578.63 is: 149,830.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,477.97 : 266,984.96 = 108,578.63 : x
  2. Step 2: Convert to fraction form
    193,477.97/266,984.96 = 108,578.63/x
  3. Step 3: Cross multiply
    193,477.97x = 266,984.96 × 108,578.63
  4. Step 4: Simplify right side
    193,477.97x = 28,988,859,309.59
  5. Step 5: Solve for x
    x = 28,988,859,309.59/193,477.97
  6. Step 6: Final answer
    x = 149,830.29

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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.