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Finding the Fourth Proportional to 168,328.56, 252,449.36 and 49,973.12

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Solution

The fourth proportional to 168,328.56, 252,449.36 and 49,973.12 is: 74,946.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,328.56 : 252,449.36 = 49,973.12 : x
  2. Step 2: Convert to fraction form
    168,328.56/252,449.36 = 49,973.12/x
  3. Step 3: Cross multiply
    168,328.56x = 252,449.36 × 49,973.12
  4. Step 4: Simplify right side
    168,328.56x = 12,615,682,161.20
  5. Step 5: Solve for x
    x = 12,615,682,161.20/168,328.56
  6. Step 6: Final answer
    x = 74,946.77

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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.