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Finding the Fourth Proportional to 196,766.84, 295,212.52 and 70,404.32

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Solution

The fourth proportional to 196,766.84, 295,212.52 and 70,404.32 is: 105,628.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,766.84 : 295,212.52 = 70,404.32 : x
  2. Step 2: Convert to fraction form
    196,766.84/295,212.52 = 70,404.32/x
  3. Step 3: Cross multiply
    196,766.84x = 295,212.52 × 70,404.32
  4. Step 4: Simplify right side
    196,766.84x = 20,784,236,726.09
  5. Step 5: Solve for x
    x = 20,784,236,726.09/196,766.84
  6. Step 6: Final answer
    x = 105,628.76

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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.