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Finding the Fourth Proportional to 168,580.90, 252,543.30 and 93,566.80

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Solution

The fourth proportional to 168,580.90, 252,543.30 and 93,566.80 is: 140,168.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,580.90 : 252,543.30 = 93,566.80 : x
  2. Step 2: Convert to fraction form
    168,580.90/252,543.30 = 93,566.80/x
  3. Step 3: Cross multiply
    168,580.90x = 252,543.30 × 93,566.80
  4. Step 4: Simplify right side
    168,580.90x = 23,629,668,442.44
  5. Step 5: Solve for x
    x = 23,629,668,442.44/168,580.90
  6. Step 6: Final answer
    x = 140,168.12

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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.