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Finding the Fourth Proportional to 62,798.37, 94,162.09 and 20,667.09

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Solution

The fourth proportional to 62,798.37, 94,162.09 and 20,667.09 is: 30,988.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,798.37 : 94,162.09 = 20,667.09 : x
  2. Step 2: Convert to fraction form
    62,798.37/94,162.09 = 20,667.09/x
  3. Step 3: Cross multiply
    62,798.37x = 94,162.09 × 20,667.09
  4. Step 4: Simplify right side
    62,798.37x = 1,946,056,388.62
  5. Step 5: Solve for x
    x = 1,946,056,388.62/62,798.37
  6. Step 6: Final answer
    x = 30,988.96

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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.