Home / 193,451.41-290,078.33-113,645.24

Finding the Fourth Proportional to 193,451.41, 290,078.33 and 113,645.24

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Solution

The fourth proportional to 193,451.41, 290,078.33 and 113,645.24 is: 170,409.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,451.41 : 290,078.33 = 113,645.24 : x
  2. Step 2: Convert to fraction form
    193,451.41/290,078.33 = 113,645.24/x
  3. Step 3: Cross multiply
    193,451.41x = 290,078.33 × 113,645.24
  4. Step 4: Simplify right side
    193,451.41x = 32,966,022,771.77
  5. Step 5: Solve for x
    x = 32,966,022,771.77/193,451.41
  6. Step 6: Final answer
    x = 170,409.84

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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.