Home / 196,845.36-294,824.12-91,442.52

Finding the Fourth Proportional to 196,845.36, 294,824.12 and 91,442.52

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Solution

The fourth proportional to 196,845.36, 294,824.12 and 91,442.52 is: 136,957.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,845.36 : 294,824.12 = 91,442.52 : x
  2. Step 2: Convert to fraction form
    196,845.36/294,824.12 = 91,442.52/x
  3. Step 3: Cross multiply
    196,845.36x = 294,824.12 × 91,442.52
  4. Step 4: Simplify right side
    196,845.36x = 26,959,460,489.58
  5. Step 5: Solve for x
    x = 26,959,460,489.58/196,845.36
  6. Step 6: Final answer
    x = 136,957.56

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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.