Home / 204,168.51-306,357.53-84,314.43

Finding the Fourth Proportional to 204,168.51, 306,357.53 and 84,314.43

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Solution

The fourth proportional to 204,168.51, 306,357.53 and 84,314.43 is: 126,514.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,168.51 : 306,357.53 = 84,314.43 : x
  2. Step 2: Convert to fraction form
    204,168.51/306,357.53 = 84,314.43/x
  3. Step 3: Cross multiply
    204,168.51x = 306,357.53 × 84,314.43
  4. Step 4: Simplify right side
    204,168.51x = 25,830,360,096.59
  5. Step 5: Solve for x
    x = 25,830,360,096.59/204,168.51
  6. Step 6: Final answer
    x = 126,514.91

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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.