Home / 184,912.52-255,179.28-100,029.64

Finding the Fourth Proportional to 184,912.52, 255,179.28 and 100,029.64

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Solution

The fourth proportional to 184,912.52, 255,179.28 and 100,029.64 is: 138,040.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,912.52 : 255,179.28 = 100,029.64 : x
  2. Step 2: Convert to fraction form
    184,912.52/255,179.28 = 100,029.64/x
  3. Step 3: Cross multiply
    184,912.52x = 255,179.28 × 100,029.64
  4. Step 4: Simplify right side
    184,912.52x = 25,525,491,513.86
  5. Step 5: Solve for x
    x = 25,525,491,513.86/184,912.52
  6. Step 6: Final answer
    x = 138,040.90

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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.