Home / 232,409.68-320,757.53-130,441.21

Finding the Fourth Proportional to 232,409.68, 320,757.53 and 130,441.21

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Solution

The fourth proportional to 232,409.68, 320,757.53 and 130,441.21 is: 180,026.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,409.68 : 320,757.53 = 130,441.21 : x
  2. Step 2: Convert to fraction form
    232,409.68/320,757.53 = 130,441.21/x
  3. Step 3: Cross multiply
    232,409.68x = 320,757.53 × 130,441.21
  4. Step 4: Simplify right side
    232,409.68x = 41,839,998,073.82
  5. Step 5: Solve for x
    x = 41,839,998,073.82/232,409.68
  6. Step 6: Final answer
    x = 180,026.92

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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.