Home / 179,669.94-247,913.56-115,195.56

Finding the Fourth Proportional to 179,669.94, 247,913.56 and 115,195.56

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Solution

The fourth proportional to 179,669.94, 247,913.56 and 115,195.56 is: 158,950.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,669.94 : 247,913.56 = 115,195.56 : x
  2. Step 2: Convert to fraction form
    179,669.94/247,913.56 = 115,195.56/x
  3. Step 3: Cross multiply
    179,669.94x = 247,913.56 × 115,195.56
  4. Step 4: Simplify right side
    179,669.94x = 28,558,541,375.79
  5. Step 5: Solve for x
    x = 28,558,541,375.79/179,669.94
  6. Step 6: Final answer
    x = 158,950.02

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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.