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Finding the Fourth Proportional to 180,383.76, 270,536.76 and 66,504.24

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Solution

The fourth proportional to 180,383.76, 270,536.76 and 66,504.24 is: 99,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,383.76 : 270,536.76 = 66,504.24 : x
  2. Step 2: Convert to fraction form
    180,383.76/270,536.76 = 66,504.24/x
  3. Step 3: Cross multiply
    180,383.76x = 270,536.76 × 66,504.24
  4. Step 4: Simplify right side
    180,383.76x = 17,991,841,615.86
  5. Step 5: Solve for x
    x = 17,991,841,615.86/180,383.76
  6. Step 6: Final answer
    x = 99,742.03

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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.