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Finding the Fourth Proportional to 43,504.55, 65,231.68 and 23,216.28

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Solution

The fourth proportional to 43,504.55, 65,231.68 and 23,216.28 is: 34,811.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,504.55 : 65,231.68 = 23,216.28 : x
  2. Step 2: Convert to fraction form
    43,504.55/65,231.68 = 23,216.28/x
  3. Step 3: Cross multiply
    43,504.55x = 65,231.68 × 23,216.28
  4. Step 4: Simplify right side
    43,504.55x = 1,514,436,947.75
  5. Step 5: Solve for x
    x = 1,514,436,947.75/43,504.55
  6. Step 6: Final answer
    x = 34,811.00

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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.