Home / 133,550.50-184,308.58-76,965.52

Finding the Fourth Proportional to 133,550.50, 184,308.58 and 76,965.52

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Solution

The fourth proportional to 133,550.50, 184,308.58 and 76,965.52 is: 106,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,550.50 : 184,308.58 = 76,965.52 : x
  2. Step 2: Convert to fraction form
    133,550.50/184,308.58 = 76,965.52/x
  3. Step 3: Cross multiply
    133,550.50x = 184,308.58 × 76,965.52
  4. Step 4: Simplify right side
    133,550.50x = 14,185,405,700.16
  5. Step 5: Solve for x
    x = 14,185,405,700.16/133,550.50
  6. Step 6: Final answer
    x = 106,217.54

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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.