Home / 190,923.64-263,469.10-106,035.20

Finding the Fourth Proportional to 190,923.64, 263,469.10 and 106,035.20

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Solution

The fourth proportional to 190,923.64, 263,469.10 and 106,035.20 is: 146,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,923.64 : 263,469.10 = 106,035.20 : x
  2. Step 2: Convert to fraction form
    190,923.64/263,469.10 = 106,035.20/x
  3. Step 3: Cross multiply
    190,923.64x = 263,469.10 × 106,035.20
  4. Step 4: Simplify right side
    190,923.64x = 27,936,998,712.32
  5. Step 5: Solve for x
    x = 27,936,998,712.32/190,923.64
  6. Step 6: Final answer
    x = 146,325.51

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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.