Home / 235,194.72-324,570.96-127,765.56

Finding the Fourth Proportional to 235,194.72, 324,570.96 and 127,765.56

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Solution

The fourth proportional to 235,194.72, 324,570.96 and 127,765.56 is: 176,317.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,194.72 : 324,570.96 = 127,765.56 : x
  2. Step 2: Convert to fraction form
    235,194.72/324,570.96 = 127,765.56/x
  3. Step 3: Cross multiply
    235,194.72x = 324,570.96 × 127,765.56
  4. Step 4: Simplify right side
    235,194.72x = 41,468,990,464.14
  5. Step 5: Solve for x
    x = 41,468,990,464.14/235,194.72
  6. Step 6: Final answer
    x = 176,317.69

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1.5x scale

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.