Home / 173,736.40-260,410.20-73,879.60

Finding the Fourth Proportional to 173,736.40, 260,410.20 and 73,879.60

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Solution

The fourth proportional to 173,736.40, 260,410.20 and 73,879.60 is: 110,736.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,736.40 : 260,410.20 = 73,879.60 : x
  2. Step 2: Convert to fraction form
    173,736.40/260,410.20 = 73,879.60/x
  3. Step 3: Cross multiply
    173,736.40x = 260,410.20 × 73,879.60
  4. Step 4: Simplify right side
    173,736.40x = 19,239,001,411.92
  5. Step 5: Solve for x
    x = 19,239,001,411.92/173,736.40
  6. Step 6: Final answer
    x = 110,736.73

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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.