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Finding the Fourth Proportional to 168,000.60, 252,000.90 and 43,341.60

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Solution

The fourth proportional to 168,000.60, 252,000.90 and 43,341.60 is: 65,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,000.60 : 252,000.90 = 43,341.60 : x
  2. Step 2: Convert to fraction form
    168,000.60/252,000.90 = 43,341.60/x
  3. Step 3: Cross multiply
    168,000.60x = 252,000.90 × 43,341.60
  4. Step 4: Simplify right side
    168,000.60x = 10,922,122,207.44
  5. Step 5: Solve for x
    x = 10,922,122,207.44/168,000.60
  6. Step 6: Final answer
    x = 65,012.40

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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.