Home / 196,237.13-294,399.59-71,578.13

Finding the Fourth Proportional to 196,237.13, 294,399.59 and 71,578.13

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Solution

The fourth proportional to 196,237.13, 294,399.59 and 71,578.13 is: 107,383.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,237.13 : 294,399.59 = 71,578.13 : x
  2. Step 2: Convert to fraction form
    196,237.13/294,399.59 = 71,578.13/x
  3. Step 3: Cross multiply
    196,237.13x = 294,399.59 × 71,578.13
  4. Step 4: Simplify right side
    196,237.13x = 21,072,570,295.08
  5. Step 5: Solve for x
    x = 21,072,570,295.08/196,237.13
  6. Step 6: Final answer
    x = 107,383.20

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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.