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Finding the Fourth Proportional to 196,809.17, 295,230.33 and 61,904.21

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Solution

The fourth proportional to 196,809.17, 295,230.33 and 61,904.21 is: 92,861.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,809.17 : 295,230.33 = 61,904.21 : x
  2. Step 2: Convert to fraction form
    196,809.17/295,230.33 = 61,904.21/x
  3. Step 3: Cross multiply
    196,809.17x = 295,230.33 × 61,904.21
  4. Step 4: Simplify right side
    196,809.17x = 18,276,000,346.69
  5. Step 5: Solve for x
    x = 18,276,000,346.69/196,809.17
  6. Step 6: Final answer
    x = 92,861.53

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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.