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Finding the Fourth Proportional to 196,146.99, 294,220.49 and 55,901.97

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Solution

The fourth proportional to 196,146.99, 294,220.49 and 55,901.97 is: 83,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,146.99 : 294,220.49 = 55,901.97 : x
  2. Step 2: Convert to fraction form
    196,146.99/294,220.49 = 55,901.97/x
  3. Step 3: Cross multiply
    196,146.99x = 294,220.49 × 55,901.97
  4. Step 4: Simplify right side
    196,146.99x = 16,447,504,725.86
  5. Step 5: Solve for x
    x = 16,447,504,725.86/196,146.99
  6. Step 6: Final answer
    x = 83,852.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.