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Finding the Fourth Proportional to 168,618.96, 252,925.56 and 50,290.64

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Solution

The fourth proportional to 168,618.96, 252,925.56 and 50,290.64 is: 75,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,618.96 : 252,925.56 = 50,290.64 : x
  2. Step 2: Convert to fraction form
    168,618.96/252,925.56 = 50,290.64/x
  3. Step 3: Cross multiply
    168,618.96x = 252,925.56 × 50,290.64
  4. Step 4: Simplify right side
    168,618.96x = 12,719,788,284.76
  5. Step 5: Solve for x
    x = 12,719,788,284.76/168,618.96
  6. Step 6: Final answer
    x = 75,435.10

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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.