Home / 164,579.10-246,698.55-89,540.70

Finding the Fourth Proportional to 164,579.10, 246,698.55 and 89,540.70

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Solution

The fourth proportional to 164,579.10, 246,698.55 and 89,540.70 is: 134,218.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,579.10 : 246,698.55 = 89,540.70 : x
  2. Step 2: Convert to fraction form
    164,579.10/246,698.55 = 89,540.70/x
  3. Step 3: Cross multiply
    164,579.10x = 246,698.55 × 89,540.70
  4. Step 4: Simplify right side
    164,579.10x = 22,089,560,855.99
  5. Step 5: Solve for x
    x = 22,089,560,855.99/164,579.10
  6. Step 6: Final answer
    x = 134,218.51

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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.