Home / 168,748.60-252,997.62-102,172.90

Finding the Fourth Proportional to 168,748.60, 252,997.62 and 102,172.90

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Solution

The fourth proportional to 168,748.60, 252,997.62 and 102,172.90 is: 153,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,748.60 : 252,997.62 = 102,172.90 : x
  2. Step 2: Convert to fraction form
    168,748.60/252,997.62 = 102,172.90/x
  3. Step 3: Cross multiply
    168,748.60x = 252,997.62 × 102,172.90
  4. Step 4: Simplify right side
    168,748.60x = 25,849,500,528.50
  5. Step 5: Solve for x
    x = 25,849,500,528.50/168,748.60
  6. Step 6: Final answer
    x = 153,183.50

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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.