Home / 196,051.92-294,107.04-90,881.52

Finding the Fourth Proportional to 196,051.92, 294,107.04 and 90,881.52

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Solution

The fourth proportional to 196,051.92, 294,107.04 and 90,881.52 is: 136,335.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,051.92 : 294,107.04 = 90,881.52 : x
  2. Step 2: Convert to fraction form
    196,051.92/294,107.04 = 90,881.52/x
  3. Step 3: Cross multiply
    196,051.92x = 294,107.04 × 90,881.52
  4. Step 4: Simplify right side
    196,051.92x = 26,728,894,837.90
  5. Step 5: Solve for x
    x = 26,728,894,837.90/196,051.92
  6. Step 6: Final answer
    x = 136,335.80

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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.