Home / 64,208.12-96,231.96-30,922

Finding the Fourth Proportional to 64,208.12, 96,231.96 and 30,922

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Solution

The fourth proportional to 64,208.12, 96,231.96 and 30,922 is: 46,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,208.12 : 96,231.96 = 30,922 : x
  2. Step 2: Convert to fraction form
    64,208.12/96,231.96 = 30,922/x
  3. Step 3: Cross multiply
    64,208.12x = 96,231.96 × 30,922
  4. Step 4: Simplify right side
    64,208.12x = 2,975,684,667.12
  5. Step 5: Solve for x
    x = 2,975,684,667.12/64,208.12
  6. Step 6: Final answer
    x = 46,344.37

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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.