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Finding the Fourth Proportional to 201,842.45, 302,770.62 and 106,944.29

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Solution

The fourth proportional to 201,842.45, 302,770.62 and 106,944.29 is: 160,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,842.45 : 302,770.62 = 106,944.29 : x
  2. Step 2: Convert to fraction form
    201,842.45/302,770.62 = 106,944.29/x
  3. Step 3: Cross multiply
    201,842.45x = 302,770.62 × 106,944.29
  4. Step 4: Simplify right side
    201,842.45x = 32,379,587,474.91
  5. Step 5: Solve for x
    x = 32,379,587,474.91/201,842.45
  6. Step 6: Final answer
    x = 160,420.11

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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.