Home / 196,179.86-294,010.58-71,400.98

Finding the Fourth Proportional to 196,179.86, 294,010.58 and 71,400.98

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Solution

The fourth proportional to 196,179.86, 294,010.58 and 71,400.98 is: 107,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,179.86 : 294,010.58 = 71,400.98 : x
  2. Step 2: Convert to fraction form
    196,179.86/294,010.58 = 71,400.98/x
  3. Step 3: Cross multiply
    196,179.86x = 294,010.58 × 71,400.98
  4. Step 4: Simplify right side
    196,179.86x = 20,992,643,542.37
  5. Step 5: Solve for x
    x = 20,992,643,542.37/196,179.86
  6. Step 6: Final answer
    x = 107,007.13

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1.5x scale

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.