Home / 230,849.94-318,578.31-144,812.58

Finding the Fourth Proportional to 230,849.94, 318,578.31 and 144,812.58

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Solution

The fourth proportional to 230,849.94, 318,578.31 and 144,812.58 is: 199,844.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,849.94 : 318,578.31 = 144,812.58 : x
  2. Step 2: Convert to fraction form
    230,849.94/318,578.31 = 144,812.58/x
  3. Step 3: Cross multiply
    230,849.94x = 318,578.31 × 144,812.58
  4. Step 4: Simplify right side
    230,849.94x = 46,134,147,003.14
  5. Step 5: Solve for x
    x = 46,134,147,003.14/230,849.94
  6. Step 6: Final answer
    x = 199,844.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.