Home / 193,582.90-267,100.77-108,694.36

Finding the Fourth Proportional to 193,582.90, 267,100.77 and 108,694.36

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Solution

The fourth proportional to 193,582.90, 267,100.77 and 108,694.36 is: 149,973.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,582.90 : 267,100.77 = 108,694.36 : x
  2. Step 2: Convert to fraction form
    193,582.90/267,100.77 = 108,694.36/x
  3. Step 3: Cross multiply
    193,582.90x = 267,100.77 × 108,694.36
  4. Step 4: Simplify right side
    193,582.90x = 29,032,347,250.66
  5. Step 5: Solve for x
    x = 29,032,347,250.66/193,582.90
  6. Step 6: Final answer
    x = 149,973.72

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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.