Home / 196,020.92-294,031.38-55,779.54

Finding the Fourth Proportional to 196,020.92, 294,031.38 and 55,779.54

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Solution

The fourth proportional to 196,020.92, 294,031.38 and 55,779.54 is: 83,669.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,020.92 : 294,031.38 = 55,779.54 : x
  2. Step 2: Convert to fraction form
    196,020.92/294,031.38 = 55,779.54/x
  3. Step 3: Cross multiply
    196,020.92x = 294,031.38 × 55,779.54
  4. Step 4: Simplify right side
    196,020.92x = 16,400,935,121.97
  5. Step 5: Solve for x
    x = 16,400,935,121.97/196,020.92
  6. Step 6: Final answer
    x = 83,669.31

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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.