Home / 204,277.96-306,418.31-71,160.74

Finding the Fourth Proportional to 204,277.96, 306,418.31 and 71,160.74

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Solution

The fourth proportional to 204,277.96, 306,418.31 and 71,160.74 is: 106,741.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,277.96 : 306,418.31 = 71,160.74 : x
  2. Step 2: Convert to fraction form
    204,277.96/306,418.31 = 71,160.74/x
  3. Step 3: Cross multiply
    204,277.96x = 306,418.31 × 71,160.74
  4. Step 4: Simplify right side
    204,277.96x = 21,804,953,217.18
  5. Step 5: Solve for x
    x = 21,804,953,217.18/204,277.96
  6. Step 6: Final answer
    x = 106,741.58

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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.