Home / 190,889.40-263,439.56-106,006.46

Finding the Fourth Proportional to 190,889.40, 263,439.56 and 106,006.46

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Solution

The fourth proportional to 190,889.40, 263,439.56 and 106,006.46 is: 146,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,889.40 : 263,439.56 = 106,006.46 : x
  2. Step 2: Convert to fraction form
    190,889.40/263,439.56 = 106,006.46/x
  3. Step 3: Cross multiply
    190,889.40x = 263,439.56 × 106,006.46
  4. Step 4: Simplify right side
    190,889.40x = 27,926,295,179.56
  5. Step 5: Solve for x
    x = 27,926,295,179.56/190,889.40
  6. Step 6: Final answer
    x = 146,295.68

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1.5x scale

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.