Home / 91,216.05-125,876.83-50,930.44

Finding the Fourth Proportional to 91,216.05, 125,876.83 and 50,930.44

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Solution

The fourth proportional to 91,216.05, 125,876.83 and 50,930.44 is: 70,283.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,216.05 : 125,876.83 = 50,930.44 : x
  2. Step 2: Convert to fraction form
    91,216.05/125,876.83 = 50,930.44/x
  3. Step 3: Cross multiply
    91,216.05x = 125,876.83 × 50,930.44
  4. Step 4: Simplify right side
    91,216.05x = 6,410,962,337.71
  5. Step 5: Solve for x
    x = 6,410,962,337.71/91,216.05
  6. Step 6: Final answer
    x = 70,283.27

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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.