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Finding the Fourth Proportional to 196,909.50, 295,302.26 and 63,759

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Solution

The fourth proportional to 196,909.50, 295,302.26 and 63,759 is: 95,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,909.50 : 295,302.26 = 63,759 : x
  2. Step 2: Convert to fraction form
    196,909.50/295,302.26 = 63,759/x
  3. Step 3: Cross multiply
    196,909.50x = 295,302.26 × 63,759
  4. Step 4: Simplify right side
    196,909.50x = 18,828,176,795.34
  5. Step 5: Solve for x
    x = 18,828,176,795.34/196,909.50
  6. Step 6: Final answer
    x = 95,618.43

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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.