Home / 196,869.96-295,021.98-84,520.26

Finding the Fourth Proportional to 196,869.96, 295,021.98 and 84,520.26

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Solution

The fourth proportional to 196,869.96, 295,021.98 and 84,520.26 is: 126,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,869.96 : 295,021.98 = 84,520.26 : x
  2. Step 2: Convert to fraction form
    196,869.96/295,021.98 = 84,520.26/x
  3. Step 3: Cross multiply
    196,869.96x = 295,021.98 × 84,520.26
  4. Step 4: Simplify right side
    196,869.96x = 24,935,334,455.31
  5. Step 5: Solve for x
    x = 24,935,334,455.31/196,869.96
  6. Step 6: Final answer
    x = 126,658.91

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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.