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Finding the Fourth Proportional to 196,866.76, 295,343.21 and 63,760.48

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Solution

The fourth proportional to 196,866.76, 295,343.21 and 63,760.48 is: 95,654.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,866.76 : 295,343.21 = 63,760.48 : x
  2. Step 2: Convert to fraction form
    196,866.76/295,343.21 = 63,760.48/x
  3. Step 3: Cross multiply
    196,866.76x = 295,343.21 × 63,760.48
  4. Step 4: Simplify right side
    196,866.76x = 18,831,224,834.34
  5. Step 5: Solve for x
    x = 18,831,224,834.34/196,866.76
  6. Step 6: Final answer
    x = 95,654.67

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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.