Home / 133,566.45-184,321.71-73,137.12

Finding the Fourth Proportional to 133,566.45, 184,321.71 and 73,137.12

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Solution

The fourth proportional to 133,566.45, 184,321.71 and 73,137.12 is: 100,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,566.45 : 184,321.71 = 73,137.12 : x
  2. Step 2: Convert to fraction form
    133,566.45/184,321.71 = 73,137.12/x
  3. Step 3: Cross multiply
    133,566.45x = 184,321.71 × 73,137.12
  4. Step 4: Simplify right side
    133,566.45x = 13,480,759,022.88
  5. Step 5: Solve for x
    x = 13,480,759,022.88/133,566.45
  6. Step 6: Final answer
    x = 100,929.23

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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.