Home / 130,023.10-195,099.45-73,906.30

Finding the Fourth Proportional to 130,023.10, 195,099.45 and 73,906.30

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Solution

The fourth proportional to 130,023.10, 195,099.45 and 73,906.30 is: 110,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,023.10 : 195,099.45 = 73,906.30 : x
  2. Step 2: Convert to fraction form
    130,023.10/195,099.45 = 73,906.30/x
  3. Step 3: Cross multiply
    130,023.10x = 195,099.45 × 73,906.30
  4. Step 4: Simplify right side
    130,023.10x = 14,419,078,481.54
  5. Step 5: Solve for x
    x = 14,419,078,481.54/130,023.10
  6. Step 6: Final answer
    x = 110,896.28

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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.