Home / 234,933.86-324,364.84-139,471.22

Finding the Fourth Proportional to 234,933.86, 324,364.84 and 139,471.22

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Solution

The fourth proportional to 234,933.86, 324,364.84 and 139,471.22 is: 192,562.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,933.86 : 324,364.84 = 139,471.22 : x
  2. Step 2: Convert to fraction form
    234,933.86/324,364.84 = 139,471.22/x
  3. Step 3: Cross multiply
    234,933.86x = 324,364.84 × 139,471.22
  4. Step 4: Simplify right side
    234,933.86x = 45,239,559,959.90
  5. Step 5: Solve for x
    x = 45,239,559,959.90/234,933.86
  6. Step 6: Final answer
    x = 192,562.96

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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.