Home / 77,620.32-116,333.12-33,194.92

Finding the Fourth Proportional to 77,620.32, 116,333.12 and 33,194.92

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Solution

The fourth proportional to 77,620.32, 116,333.12 and 33,194.92 is: 49,750.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,620.32 : 116,333.12 = 33,194.92 : x
  2. Step 2: Convert to fraction form
    77,620.32/116,333.12 = 33,194.92/x
  3. Step 3: Cross multiply
    77,620.32x = 116,333.12 × 33,194.92
  4. Step 4: Simplify right side
    77,620.32x = 3,861,668,611.75
  5. Step 5: Solve for x
    x = 3,861,668,611.75/77,620.32
  6. Step 6: Final answer
    x = 49,750.74

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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.