Home / 190,949.67-263,518.88-106,066.73

Finding the Fourth Proportional to 190,949.67, 263,518.88 and 106,066.73

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Solution

The fourth proportional to 190,949.67, 263,518.88 and 106,066.73 is: 146,376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,949.67 : 263,518.88 = 106,066.73 : x
  2. Step 2: Convert to fraction form
    190,949.67/263,518.88 = 106,066.73/x
  3. Step 3: Cross multiply
    190,949.67x = 263,518.88 × 106,066.73
  4. Step 4: Simplify right side
    190,949.67x = 27,950,586,023.33
  5. Step 5: Solve for x
    x = 27,950,586,023.33/190,949.67
  6. Step 6: Final answer
    x = 146,376.72

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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.