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Finding the Fourth Proportional to 235,173.03, 324,540.03 and 127,743.94

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Solution

The fourth proportional to 235,173.03, 324,540.03 and 127,743.94 is: 176,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,173.03 : 324,540.03 = 127,743.94 : x
  2. Step 2: Convert to fraction form
    235,173.03/324,540.03 = 127,743.94/x
  3. Step 3: Cross multiply
    235,173.03x = 324,540.03 × 127,743.94
  4. Step 4: Simplify right side
    235,173.03x = 41,458,022,119.92
  5. Step 5: Solve for x
    x = 41,458,022,119.92/235,173.03
  6. Step 6: Final answer
    x = 176,287.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.