Home / 78,584.45-117,901.26-50,536.17

Finding the Fourth Proportional to 78,584.45, 117,901.26 and 50,536.17

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Solution

The fourth proportional to 78,584.45, 117,901.26 and 50,536.17 is: 75,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,584.45 : 117,901.26 = 50,536.17 : x
  2. Step 2: Convert to fraction form
    78,584.45/117,901.26 = 50,536.17/x
  3. Step 3: Cross multiply
    78,584.45x = 117,901.26 × 50,536.17
  4. Step 4: Simplify right side
    78,584.45x = 5,958,278,118.57
  5. Step 5: Solve for x
    x = 5,958,278,118.57/78,584.45
  6. Step 6: Final answer
    x = 75,820.07

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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.