Home / 196,326.12-294,576.66-102,810

Finding the Fourth Proportional to 196,326.12, 294,576.66 and 102,810

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Solution

The fourth proportional to 196,326.12, 294,576.66 and 102,810 is: 154,260.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,326.12 : 294,576.66 = 102,810 : x
  2. Step 2: Convert to fraction form
    196,326.12/294,576.66 = 102,810/x
  3. Step 3: Cross multiply
    196,326.12x = 294,576.66 × 102,810
  4. Step 4: Simplify right side
    196,326.12x = 30,285,426,414.60
  5. Step 5: Solve for x
    x = 30,285,426,414.60/196,326.12
  6. Step 6: Final answer
    x = 154,260.81

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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.