Home / 109,385.73-164,100.60-34,517.43

Finding the Fourth Proportional to 109,385.73, 164,100.60 and 34,517.43

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Solution

The fourth proportional to 109,385.73, 164,100.60 and 34,517.43 is: 51,783.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,385.73 : 164,100.60 = 34,517.43 : x
  2. Step 2: Convert to fraction form
    109,385.73/164,100.60 = 34,517.43/x
  3. Step 3: Cross multiply
    109,385.73x = 164,100.60 × 34,517.43
  4. Step 4: Simplify right side
    109,385.73x = 5,664,330,973.46
  5. Step 5: Solve for x
    x = 5,664,330,973.46/109,385.73
  6. Step 6: Final answer
    x = 51,783.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.