Home / 77,610.60-116,318.50-33,185.12

Finding the Fourth Proportional to 77,610.60, 116,318.50 and 33,185.12

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Solution

The fourth proportional to 77,610.60, 116,318.50 and 33,185.12 is: 49,736.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,610.60 : 116,318.50 = 33,185.12 : x
  2. Step 2: Convert to fraction form
    77,610.60/116,318.50 = 33,185.12/x
  3. Step 3: Cross multiply
    77,610.60x = 116,318.50 × 33,185.12
  4. Step 4: Simplify right side
    77,610.60x = 3,860,043,380.72
  5. Step 5: Solve for x
    x = 3,860,043,380.72/77,610.60
  6. Step 6: Final answer
    x = 49,736.03

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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.