Home / 174,758.20-262,134.62-78,627.51

Finding the Fourth Proportional to 174,758.20, 262,134.62 and 78,627.51

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Solution

The fourth proportional to 174,758.20, 262,134.62 and 78,627.51 is: 117,940.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,758.20 : 262,134.62 = 78,627.51 : x
  2. Step 2: Convert to fraction form
    174,758.20/262,134.62 = 78,627.51/x
  3. Step 3: Cross multiply
    174,758.20x = 262,134.62 × 78,627.51
  4. Step 4: Simplify right side
    174,758.20x = 20,610,992,246.54
  5. Step 5: Solve for x
    x = 20,610,992,246.54/174,758.20
  6. Step 6: Final answer
    x = 117,940.06

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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.