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Finding the Fourth Proportional to 196,552.76, 294,898.31 and 96,783.03

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Solution

The fourth proportional to 196,552.76, 294,898.31 and 96,783.03 is: 145,208.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,552.76 : 294,898.31 = 96,783.03 : x
  2. Step 2: Convert to fraction form
    196,552.76/294,898.31 = 96,783.03/x
  3. Step 3: Cross multiply
    196,552.76x = 294,898.31 × 96,783.03
  4. Step 4: Simplify right side
    196,552.76x = 28,541,151,499.76
  5. Step 5: Solve for x
    x = 28,541,151,499.76/196,552.76
  6. Step 6: Final answer
    x = 145,208.61

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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.