Home / 171,406.04-257,215.26-82,668.44

Finding the Fourth Proportional to 171,406.04, 257,215.26 and 82,668.44

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Solution

The fourth proportional to 171,406.04, 257,215.26 and 82,668.44 is: 124,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,406.04 : 257,215.26 = 82,668.44 : x
  2. Step 2: Convert to fraction form
    171,406.04/257,215.26 = 82,668.44/x
  3. Step 3: Cross multiply
    171,406.04x = 257,215.26 × 82,668.44
  4. Step 4: Simplify right side
    171,406.04x = 21,263,584,288.39
  5. Step 5: Solve for x
    x = 21,263,584,288.39/171,406.04
  6. Step 6: Final answer
    x = 124,053.88

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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.