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Finding the Fourth Proportional to 180,388.76, 270,324.27 and 101,336.60

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Solution

The fourth proportional to 180,388.76, 270,324.27 and 101,336.60 is: 151,859.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,388.76 : 270,324.27 = 101,336.60 : x
  2. Step 2: Convert to fraction form
    180,388.76/270,324.27 = 101,336.60/x
  3. Step 3: Cross multiply
    180,388.76x = 270,324.27 × 101,336.60
  4. Step 4: Simplify right side
    180,388.76x = 27,393,742,419.28
  5. Step 5: Solve for x
    x = 27,393,742,419.28/180,388.76
  6. Step 6: Final answer
    x = 151,859.48

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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.