Home / 196,421.34-294,761.14-107,737

Finding the Fourth Proportional to 196,421.34, 294,761.14 and 107,737

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Solution

The fourth proportional to 196,421.34, 294,761.14 and 107,737 is: 161,676.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,421.34 : 294,761.14 = 107,737 : x
  2. Step 2: Convert to fraction form
    196,421.34/294,761.14 = 107,737/x
  3. Step 3: Cross multiply
    196,421.34x = 294,761.14 × 107,737
  4. Step 4: Simplify right side
    196,421.34x = 31,756,680,940.18
  5. Step 5: Solve for x
    x = 31,756,680,940.18/196,421.34
  6. Step 6: Final answer
    x = 161,676.33

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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.