Home / 77,501.05-116,251.58-33,177.85

Finding the Fourth Proportional to 77,501.05, 116,251.58 and 33,177.85

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Solution

The fourth proportional to 77,501.05, 116,251.58 and 33,177.85 is: 49,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,501.05 : 116,251.58 = 33,177.85 : x
  2. Step 2: Convert to fraction form
    77,501.05/116,251.58 = 33,177.85/x
  3. Step 3: Cross multiply
    77,501.05x = 116,251.58 × 33,177.85
  4. Step 4: Simplify right side
    77,501.05x = 3,856,977,317.61
  5. Step 5: Solve for x
    x = 3,856,977,317.61/77,501.05
  6. Step 6: Final answer
    x = 49,766.78

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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.