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Finding the Fourth Proportional to 140,200.56, 210,300.80 and 41,704.56

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Solution

The fourth proportional to 140,200.56, 210,300.80 and 41,704.56 is: 62,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,200.56 : 210,300.80 = 41,704.56 : x
  2. Step 2: Convert to fraction form
    140,200.56/210,300.80 = 41,704.56/x
  3. Step 3: Cross multiply
    140,200.56x = 210,300.80 × 41,704.56
  4. Step 4: Simplify right side
    140,200.56x = 8,770,502,331.65
  5. Step 5: Solve for x
    x = 8,770,502,331.65/140,200.56
  6. Step 6: Final answer
    x = 62,556.83

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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.