Home / 197,638.44-272,740.71-106,994.37

Finding the Fourth Proportional to 197,638.44, 272,740.71 and 106,994.37

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Solution

The fourth proportional to 197,638.44, 272,740.71 and 106,994.37 is: 147,652.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,638.44 : 272,740.71 = 106,994.37 : x
  2. Step 2: Convert to fraction form
    197,638.44/272,740.71 = 106,994.37/x
  3. Step 3: Cross multiply
    197,638.44x = 272,740.71 × 106,994.37
  4. Step 4: Simplify right side
    197,638.44x = 29,181,720,439.80
  5. Step 5: Solve for x
    x = 29,181,720,439.80/197,638.44
  6. Step 6: Final answer
    x = 147,652.05

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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.