Home / 301,329.24-451,979.25-111,826.55

Finding the Fourth Proportional to 301,329.24, 451,979.25 and 111,826.55

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Solution

The fourth proportional to 301,329.24, 451,979.25 and 111,826.55 is: 167,734.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,329.24 : 451,979.25 = 111,826.55 : x
  2. Step 2: Convert to fraction form
    301,329.24/451,979.25 = 111,826.55/x
  3. Step 3: Cross multiply
    301,329.24x = 451,979.25 × 111,826.55
  4. Step 4: Simplify right side
    301,329.24x = 50,543,281,329.04
  5. Step 5: Solve for x
    x = 50,543,281,329.04/301,329.24
  6. Step 6: Final answer
    x = 167,734.41

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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.