Home / 286,516.11-395,394.57-179,148.38

Finding the Fourth Proportional to 286,516.11, 395,394.57 and 179,148.38

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Solution

The fourth proportional to 286,516.11, 395,394.57 and 179,148.38 is: 247,226.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,516.11 : 395,394.57 = 179,148.38 : x
  2. Step 2: Convert to fraction form
    286,516.11/395,394.57 = 179,148.38/x
  3. Step 3: Cross multiply
    286,516.11x = 395,394.57 × 179,148.38
  4. Step 4: Simplify right side
    286,516.11x = 70,834,295,239.94
  5. Step 5: Solve for x
    x = 70,834,295,239.94/286,516.11
  6. Step 6: Final answer
    x = 247,226.23

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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.