Home / 50,826.25-70,140.23-30,954.25

Finding the Fourth Proportional to 50,826.25, 70,140.23 and 30,954.25

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Solution

The fourth proportional to 50,826.25, 70,140.23 and 30,954.25 is: 42,716.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,826.25 : 70,140.23 = 30,954.25 : x
  2. Step 2: Convert to fraction form
    50,826.25/70,140.23 = 30,954.25/x
  3. Step 3: Cross multiply
    50,826.25x = 70,140.23 × 30,954.25
  4. Step 4: Simplify right side
    50,826.25x = 2,171,138,214.48
  5. Step 5: Solve for x
    x = 2,171,138,214.48/50,826.25
  6. Step 6: Final answer
    x = 42,716.87

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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.