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Finding the Fourth Proportional to 183,611.81, 275,334.59 and 65,286.27

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Solution

The fourth proportional to 183,611.81, 275,334.59 and 65,286.27 is: 97,899.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,611.81 : 275,334.59 = 65,286.27 : x
  2. Step 2: Convert to fraction form
    183,611.81/275,334.59 = 65,286.27/x
  3. Step 3: Cross multiply
    183,611.81x = 275,334.59 × 65,286.27
  4. Step 4: Simplify right side
    183,611.81x = 17,975,568,546.30
  5. Step 5: Solve for x
    x = 17,975,568,546.30/183,611.81
  6. Step 6: Final answer
    x = 97,899.85

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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.