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Finding the Fourth Proportional to 43,352.96, 65,022.80 and 13,766.94

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Solution

The fourth proportional to 43,352.96, 65,022.80 and 13,766.94 is: 20,648.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,352.96 : 65,022.80 = 13,766.94 : x
  2. Step 2: Convert to fraction form
    43,352.96/65,022.80 = 13,766.94/x
  3. Step 3: Cross multiply
    43,352.96x = 65,022.80 × 13,766.94
  4. Step 4: Simplify right side
    43,352.96x = 895,164,986.23
  5. Step 5: Solve for x
    x = 895,164,986.23/43,352.96
  6. Step 6: Final answer
    x = 20,648.30

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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.