Home / 166,928.70-230,361.50-91,475.58

Finding the Fourth Proportional to 166,928.70, 230,361.50 and 91,475.58

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Solution

The fourth proportional to 166,928.70, 230,361.50 and 91,475.58 is: 126,236.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,928.70 : 230,361.50 = 91,475.58 : x
  2. Step 2: Convert to fraction form
    166,928.70/230,361.50 = 91,475.58/x
  3. Step 3: Cross multiply
    166,928.70x = 230,361.50 × 91,475.58
  4. Step 4: Simplify right side
    166,928.70x = 21,072,451,822.17
  5. Step 5: Solve for x
    x = 21,072,451,822.17/166,928.70
  6. Step 6: Final answer
    x = 126,236.24

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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.