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Finding the Fourth Proportional to 192,450.70, 265,571.25 and 106,404.71

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Solution

The fourth proportional to 192,450.70, 265,571.25 and 106,404.71 is: 146,832.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,450.70 : 265,571.25 = 106,404.71 : x
  2. Step 2: Convert to fraction form
    192,450.70/265,571.25 = 106,404.71/x
  3. Step 3: Cross multiply
    192,450.70x = 265,571.25 × 106,404.71
  4. Step 4: Simplify right side
    192,450.70x = 28,258,031,840.59
  5. Step 5: Solve for x
    x = 28,258,031,840.59/192,450.70
  6. Step 6: Final answer
    x = 146,832.57

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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.