Home / 168,429.44-252,797.16-89,609.60

Finding the Fourth Proportional to 168,429.44, 252,797.16 and 89,609.60

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Solution

The fourth proportional to 168,429.44, 252,797.16 and 89,609.60 is: 134,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,429.44 : 252,797.16 = 89,609.60 : x
  2. Step 2: Convert to fraction form
    168,429.44/252,797.16 = 89,609.60/x
  3. Step 3: Cross multiply
    168,429.44x = 252,797.16 × 89,609.60
  4. Step 4: Simplify right side
    168,429.44x = 22,653,052,388.74
  5. Step 5: Solve for x
    x = 22,653,052,388.74/168,429.44
  6. Step 6: Final answer
    x = 134,495.80

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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.