Home / 203,544.04-280,890.84-114,120.04

Finding the Fourth Proportional to 203,544.04, 280,890.84 and 114,120.04

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Solution

The fourth proportional to 203,544.04, 280,890.84 and 114,120.04 is: 157,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,544.04 : 280,890.84 = 114,120.04 : x
  2. Step 2: Convert to fraction form
    203,544.04/280,890.84 = 114,120.04/x
  3. Step 3: Cross multiply
    203,544.04x = 280,890.84 × 114,120.04
  4. Step 4: Simplify right side
    203,544.04x = 32,055,273,896.43
  5. Step 5: Solve for x
    x = 32,055,273,896.43/203,544.04
  6. Step 6: Final answer
    x = 157,485.69

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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.