Home / 196,218.40-294,246.96-77,873.44

Finding the Fourth Proportional to 196,218.40, 294,246.96 and 77,873.44

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Solution

The fourth proportional to 196,218.40, 294,246.96 and 77,873.44 is: 116,778.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,218.40 : 294,246.96 = 77,873.44 : x
  2. Step 2: Convert to fraction form
    196,218.40/294,246.96 = 77,873.44/x
  3. Step 3: Cross multiply
    196,218.40x = 294,246.96 × 77,873.44
  4. Step 4: Simplify right side
    196,218.40x = 22,914,022,984.74
  5. Step 5: Solve for x
    x = 22,914,022,984.74/196,218.40
  6. Step 6: Final answer
    x = 116,778.16

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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.