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Finding the Fourth Proportional to 192,020.91, 264,946.44 and 111,401.74

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Solution

The fourth proportional to 192,020.91, 264,946.44 and 111,401.74 is: 153,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,020.91 : 264,946.44 = 111,401.74 : x
  2. Step 2: Convert to fraction form
    192,020.91/264,946.44 = 111,401.74/x
  3. Step 3: Cross multiply
    192,020.91x = 264,946.44 × 111,401.74
  4. Step 4: Simplify right side
    192,020.91x = 29,515,494,422.81
  5. Step 5: Solve for x
    x = 29,515,494,422.81/192,020.91
  6. Step 6: Final answer
    x = 153,709.79

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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.