Home / 43,846.01-65,778.75-20,459.69

Finding the Fourth Proportional to 43,846.01, 65,778.75 and 20,459.69

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Solution

The fourth proportional to 43,846.01, 65,778.75 and 20,459.69 is: 30,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,846.01 : 65,778.75 = 20,459.69 : x
  2. Step 2: Convert to fraction form
    43,846.01/65,778.75 = 20,459.69/x
  3. Step 3: Cross multiply
    43,846.01x = 65,778.75 × 20,459.69
  4. Step 4: Simplify right side
    43,846.01x = 1,345,812,751.36
  5. Step 5: Solve for x
    x = 1,345,812,751.36/43,846.01
  6. Step 6: Final answer
    x = 30,694.08

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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.