Home / 197,551.96-272,619.62-106,905.96

Finding the Fourth Proportional to 197,551.96, 272,619.62 and 106,905.96

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Solution

The fourth proportional to 197,551.96, 272,619.62 and 106,905.96 is: 147,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,551.96 : 272,619.62 = 106,905.96 : x
  2. Step 2: Convert to fraction form
    197,551.96/272,619.62 = 106,905.96/x
  3. Step 3: Cross multiply
    197,551.96x = 272,619.62 × 106,905.96
  4. Step 4: Simplify right side
    197,551.96x = 29,144,662,190.94
  5. Step 5: Solve for x
    x = 29,144,662,190.94/197,551.96
  6. Step 6: Final answer
    x = 147,529.10

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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.