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Finding the Fourth Proportional to 168,004.80, 252,034.65 and 49,688.10

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Solution

The fourth proportional to 168,004.80, 252,034.65 and 49,688.10 is: 74,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,004.80 : 252,034.65 = 49,688.10 : x
  2. Step 2: Convert to fraction form
    168,004.80/252,034.65 = 49,688.10/x
  3. Step 3: Cross multiply
    168,004.80x = 252,034.65 × 49,688.10
  4. Step 4: Simplify right side
    168,004.80x = 12,523,122,892.67
  5. Step 5: Solve for x
    x = 12,523,122,892.67/168,004.80
  6. Step 6: Final answer
    x = 74,540.27

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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.