Home / 235,019.68-324,327.44-127,589.76

Finding the Fourth Proportional to 235,019.68, 324,327.44 and 127,589.76

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Solution

The fourth proportional to 235,019.68, 324,327.44 and 127,589.76 is: 176,074.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,019.68 : 324,327.44 = 127,589.76 : x
  2. Step 2: Convert to fraction form
    235,019.68/324,327.44 = 127,589.76/x
  3. Step 3: Cross multiply
    235,019.68x = 324,327.44 × 127,589.76
  4. Step 4: Simplify right side
    235,019.68x = 41,380,860,231.01
  5. Step 5: Solve for x
    x = 41,380,860,231.01/235,019.68
  6. Step 6: Final answer
    x = 176,074.02

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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.