Home / 168,983.60-253,462.20-44,321.36

Finding the Fourth Proportional to 168,983.60, 253,462.20 and 44,321.36

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Solution

The fourth proportional to 168,983.60, 253,462.20 and 44,321.36 is: 66,478.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,983.60 : 253,462.20 = 44,321.36 : x
  2. Step 2: Convert to fraction form
    168,983.60/253,462.20 = 44,321.36/x
  3. Step 3: Cross multiply
    168,983.60x = 253,462.20 × 44,321.36
  4. Step 4: Simplify right side
    168,983.60x = 11,233,789,412.59
  5. Step 5: Solve for x
    x = 11,233,789,412.59/168,983.60
  6. Step 6: Final answer
    x = 66,478.58

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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.