Home / 104,120.68-156,190.62-34,000.36

Finding the Fourth Proportional to 104,120.68, 156,190.62 and 34,000.36

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Solution

The fourth proportional to 104,120.68, 156,190.62 and 34,000.36 is: 51,003.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,120.68 : 156,190.62 = 34,000.36 : x
  2. Step 2: Convert to fraction form
    104,120.68/156,190.62 = 34,000.36/x
  3. Step 3: Cross multiply
    104,120.68x = 156,190.62 × 34,000.36
  4. Step 4: Simplify right side
    104,120.68x = 5,310,537,308.62
  5. Step 5: Solve for x
    x = 5,310,537,308.62/104,120.68
  6. Step 6: Final answer
    x = 51,003.67

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1.5x scale

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.