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Finding the Fourth Proportional to 182,187.80, 273,281.70 and 169,746.20

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Solution

The fourth proportional to 182,187.80, 273,281.70 and 169,746.20 is: 254,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,187.80 : 273,281.70 = 169,746.20 : x
  2. Step 2: Convert to fraction form
    182,187.80/273,281.70 = 169,746.20/x
  3. Step 3: Cross multiply
    182,187.80x = 273,281.70 × 169,746.20
  4. Step 4: Simplify right side
    182,187.80x = 46,388,530,104.54
  5. Step 5: Solve for x
    x = 46,388,530,104.54/182,187.80
  6. Step 6: Final answer
    x = 254,619.30

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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.