Home / 190,921.96-263,480.34-106,046.92

Finding the Fourth Proportional to 190,921.96, 263,480.34 and 106,046.92

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Solution

The fourth proportional to 190,921.96, 263,480.34 and 106,046.92 is: 146,349.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,921.96 : 263,480.34 = 106,046.92 : x
  2. Step 2: Convert to fraction form
    190,921.96/263,480.34 = 106,046.92/x
  3. Step 3: Cross multiply
    190,921.96x = 263,480.34 × 106,046.92
  4. Step 4: Simplify right side
    190,921.96x = 27,941,278,537.55
  5. Step 5: Solve for x
    x = 27,941,278,537.55/190,921.96
  6. Step 6: Final answer
    x = 146,349.21

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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.