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Finding the Fourth Proportional to 196,859.71, 295,336.59 and 63,740.11

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Solution

The fourth proportional to 196,859.71, 295,336.59 and 63,740.11 is: 95,625.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,859.71 : 295,336.59 = 63,740.11 : x
  2. Step 2: Convert to fraction form
    196,859.71/295,336.59 = 63,740.11/x
  3. Step 3: Cross multiply
    196,859.71x = 295,336.59 × 63,740.11
  4. Step 4: Simplify right side
    196,859.71x = 18,824,786,733.62
  5. Step 5: Solve for x
    x = 18,824,786,733.62/196,859.71
  6. Step 6: Final answer
    x = 95,625.39

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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.