Home / 235,268.56-324,709.32-171,816.40

Finding the Fourth Proportional to 235,268.56, 324,709.32 and 171,816.40

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Solution

The fourth proportional to 235,268.56, 324,709.32 and 171,816.40 is: 237,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,268.56 : 324,709.32 = 171,816.40 : x
  2. Step 2: Convert to fraction form
    235,268.56/324,709.32 = 171,816.40/x
  3. Step 3: Cross multiply
    235,268.56x = 324,709.32 × 171,816.40
  4. Step 4: Simplify right side
    235,268.56x = 55,790,386,408.85
  5. Step 5: Solve for x
    x = 55,790,386,408.85/235,268.56
  6. Step 6: Final answer
    x = 237,134.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.