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Finding the Fourth Proportional to 182,609.39, 273,894.63 and 86,523.41

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Solution

The fourth proportional to 182,609.39, 273,894.63 and 86,523.41 is: 129,775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,609.39 : 273,894.63 = 86,523.41 : x
  2. Step 2: Convert to fraction form
    182,609.39/273,894.63 = 86,523.41/x
  3. Step 3: Cross multiply
    182,609.39x = 273,894.63 × 86,523.41
  4. Step 4: Simplify right side
    182,609.39x = 23,698,295,998.82
  5. Step 5: Solve for x
    x = 23,698,295,998.82/182,609.39
  6. Step 6: Final answer
    x = 129,775.89

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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.