Home / 196,329.91-294,509.79-76,335.31

Finding the Fourth Proportional to 196,329.91, 294,509.79 and 76,335.31

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Solution

The fourth proportional to 196,329.91, 294,509.79 and 76,335.31 is: 114,508.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,329.91 : 294,509.79 = 76,335.31 : x
  2. Step 2: Convert to fraction form
    196,329.91/294,509.79 = 76,335.31/x
  3. Step 3: Cross multiply
    196,329.91x = 294,509.79 × 76,335.31
  4. Step 4: Simplify right side
    196,329.91x = 22,481,497,112.77
  5. Step 5: Solve for x
    x = 22,481,497,112.77/196,329.91
  6. Step 6: Final answer
    x = 114,508.77

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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.