Home / 170,145.22-255,198.38-45,495.94

Finding the Fourth Proportional to 170,145.22, 255,198.38 and 45,495.94

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Solution

The fourth proportional to 170,145.22, 255,198.38 and 45,495.94 is: 68,238.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,145.22 : 255,198.38 = 45,495.94 : x
  2. Step 2: Convert to fraction form
    170,145.22/255,198.38 = 45,495.94/x
  3. Step 3: Cross multiply
    170,145.22x = 255,198.38 × 45,495.94
  4. Step 4: Simplify right side
    170,145.22x = 11,610,490,184.58
  5. Step 5: Solve for x
    x = 11,610,490,184.58/170,145.22
  6. Step 6: Final answer
    x = 68,238.71

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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.