Home / 43,846.57-65,779.58-20,460.25

Finding the Fourth Proportional to 43,846.57, 65,779.58 and 20,460.25

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Solution

The fourth proportional to 43,846.57, 65,779.58 and 20,460.25 is: 30,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,846.57 : 65,779.58 = 20,460.25 : x
  2. Step 2: Convert to fraction form
    43,846.57/65,779.58 = 20,460.25/x
  3. Step 3: Cross multiply
    43,846.57x = 65,779.58 × 20,460.25
  4. Step 4: Simplify right side
    43,846.57x = 1,345,866,651.70
  5. Step 5: Solve for x
    x = 1,345,866,651.70/43,846.57
  6. Step 6: Final answer
    x = 30,694.91

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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.