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Finding the Fourth Proportional to 104,522.04, 156,786.04 and 25,636.20

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Solution

The fourth proportional to 104,522.04, 156,786.04 and 25,636.20 is: 38,455.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,522.04 : 156,786.04 = 25,636.20 : x
  2. Step 2: Convert to fraction form
    104,522.04/156,786.04 = 25,636.20/x
  3. Step 3: Cross multiply
    104,522.04x = 156,786.04 × 25,636.20
  4. Step 4: Simplify right side
    104,522.04x = 4,019,398,278.65
  5. Step 5: Solve for x
    x = 4,019,398,278.65/104,522.04
  6. Step 6: Final answer
    x = 38,455.03

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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.