Home / 114,961.33-172,449.29-36,078.67

Finding the Fourth Proportional to 114,961.33, 172,449.29 and 36,078.67

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Solution

The fourth proportional to 114,961.33, 172,449.29 and 36,078.67 is: 54,120.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,961.33 : 172,449.29 = 36,078.67 : x
  2. Step 2: Convert to fraction form
    114,961.33/172,449.29 = 36,078.67/x
  3. Step 3: Cross multiply
    114,961.33x = 172,449.29 × 36,078.67
  4. Step 4: Simplify right side
    114,961.33x = 6,221,741,025.64
  5. Step 5: Solve for x
    x = 6,221,741,025.64/114,961.33
  6. Step 6: Final answer
    x = 54,120.29

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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.