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Finding the Fourth Proportional to 134,469.70, 185,566.14 and 80,059.84

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Solution

The fourth proportional to 134,469.70, 185,566.14 and 80,059.84 is: 110,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,469.70 : 185,566.14 = 80,059.84 : x
  2. Step 2: Convert to fraction form
    134,469.70/185,566.14 = 80,059.84/x
  3. Step 3: Cross multiply
    134,469.70x = 185,566.14 × 80,059.84
  4. Step 4: Simplify right side
    134,469.70x = 14,856,395,477.82
  5. Step 5: Solve for x
    x = 14,856,395,477.82/134,469.70
  6. Step 6: Final answer
    x = 110,481.36

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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.