Home / 192,451.13-265,571.85-106,405.11

Finding the Fourth Proportional to 192,451.13, 265,571.85 and 106,405.11

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Solution

The fourth proportional to 192,451.13, 265,571.85 and 106,405.11 is: 146,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,451.13 : 265,571.85 = 106,405.11 : x
  2. Step 2: Convert to fraction form
    192,451.13/265,571.85 = 106,405.11/x
  3. Step 3: Cross multiply
    192,451.13x = 265,571.85 × 106,405.11
  4. Step 4: Simplify right side
    192,451.13x = 28,258,201,912.15
  5. Step 5: Solve for x
    x = 28,258,201,912.15/192,451.13
  6. Step 6: Final answer
    x = 146,833.13

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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.