Home / 245,789.08-368,683.41-68,296

Finding the Fourth Proportional to 245,789.08, 368,683.41 and 68,296

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Solution

The fourth proportional to 245,789.08, 368,683.41 and 68,296 is: 102,443.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,789.08 : 368,683.41 = 68,296 : x
  2. Step 2: Convert to fraction form
    245,789.08/368,683.41 = 68,296/x
  3. Step 3: Cross multiply
    245,789.08x = 368,683.41 × 68,296
  4. Step 4: Simplify right side
    245,789.08x = 25,179,602,169.36
  5. Step 5: Solve for x
    x = 25,179,602,169.36/245,789.08
  6. Step 6: Final answer
    x = 102,443.94

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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.