Home / 165,285.36-247,932.72-40,626

Finding the Fourth Proportional to 165,285.36, 247,932.72 and 40,626

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Solution

The fourth proportional to 165,285.36, 247,932.72 and 40,626 is: 60,940.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,285.36 : 247,932.72 = 40,626 : x
  2. Step 2: Convert to fraction form
    165,285.36/247,932.72 = 40,626/x
  3. Step 3: Cross multiply
    165,285.36x = 247,932.72 × 40,626
  4. Step 4: Simplify right side
    165,285.36x = 10,072,514,682.72
  5. Step 5: Solve for x
    x = 10,072,514,682.72/165,285.36
  6. Step 6: Final answer
    x = 60,940.15

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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.