Home / 196,239.60-294,796.80-188,269.20

Finding the Fourth Proportional to 196,239.60, 294,796.80 and 188,269.20

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Solution

The fourth proportional to 196,239.60, 294,796.80 and 188,269.20 is: 282,823.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,239.60 : 294,796.80 = 188,269.20 : x
  2. Step 2: Convert to fraction form
    196,239.60/294,796.80 = 188,269.20/x
  3. Step 3: Cross multiply
    196,239.60x = 294,796.80 × 188,269.20
  4. Step 4: Simplify right side
    196,239.60x = 55,501,157,698.56
  5. Step 5: Solve for x
    x = 55,501,157,698.56/196,239.60
  6. Step 6: Final answer
    x = 282,823.43

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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.