Home / 173,659.32-260,481.07-72,415.59

Finding the Fourth Proportional to 173,659.32, 260,481.07 and 72,415.59

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Solution

The fourth proportional to 173,659.32, 260,481.07 and 72,415.59 is: 108,620.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,659.32 : 260,481.07 = 72,415.59 : x
  2. Step 2: Convert to fraction form
    173,659.32/260,481.07 = 72,415.59/x
  3. Step 3: Cross multiply
    173,659.32x = 260,481.07 × 72,415.59
  4. Step 4: Simplify right side
    173,659.32x = 18,862,890,367.88
  5. Step 5: Solve for x
    x = 18,862,890,367.88/173,659.32
  6. Step 6: Final answer
    x = 108,620.09

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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.