Home / 181,288.80-271,933.20-114,512.40

Finding the Fourth Proportional to 181,288.80, 271,933.20 and 114,512.40

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Solution

The fourth proportional to 181,288.80, 271,933.20 and 114,512.40 is: 171,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,288.80 : 271,933.20 = 114,512.40 : x
  2. Step 2: Convert to fraction form
    181,288.80/271,933.20 = 114,512.40/x
  3. Step 3: Cross multiply
    181,288.80x = 271,933.20 × 114,512.40
  4. Step 4: Simplify right side
    181,288.80x = 31,139,723,371.68
  5. Step 5: Solve for x
    x = 31,139,723,371.68/181,288.80
  6. Step 6: Final answer
    x = 171,768.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.