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Finding the Fourth Proportional to 196,500.88, 294,786.96 and 112,355.92

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Solution

The fourth proportional to 196,500.88, 294,786.96 and 112,355.92 is: 168,554.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,500.88 : 294,786.96 = 112,355.92 : x
  2. Step 2: Convert to fraction form
    196,500.88/294,786.96 = 112,355.92/x
  3. Step 3: Cross multiply
    196,500.88x = 294,786.96 × 112,355.92
  4. Step 4: Simplify right side
    196,500.88x = 33,121,060,094.80
  5. Step 5: Solve for x
    x = 33,121,060,094.80/196,500.88
  6. Step 6: Final answer
    x = 168,554.26

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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.