Home / 196,755.48-294,957.88-72,067.32

Finding the Fourth Proportional to 196,755.48, 294,957.88 and 72,067.32

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Solution

The fourth proportional to 196,755.48, 294,957.88 and 72,067.32 is: 108,036.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,755.48 : 294,957.88 = 72,067.32 : x
  2. Step 2: Convert to fraction form
    196,755.48/294,957.88 = 72,067.32/x
  3. Step 3: Cross multiply
    196,755.48x = 294,957.88 × 72,067.32
  4. Step 4: Simplify right side
    196,755.48x = 21,256,823,924.48
  5. Step 5: Solve for x
    x = 21,256,823,924.48/196,755.48
  6. Step 6: Final answer
    x = 108,036.76

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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.