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Finding the Fourth Proportional to 196,092.70, 270,602.67 and 111,207.94

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Solution

The fourth proportional to 196,092.70, 270,602.67 and 111,207.94 is: 153,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,092.70 : 270,602.67 = 111,207.94 : x
  2. Step 2: Convert to fraction form
    196,092.70/270,602.67 = 111,207.94/x
  3. Step 3: Cross multiply
    196,092.70x = 270,602.67 × 111,207.94
  4. Step 4: Simplify right side
    196,092.70x = 30,093,165,229.72
  5. Step 5: Solve for x
    x = 30,093,165,229.72/196,092.70
  6. Step 6: Final answer
    x = 153,463.98

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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.