Home / 49,768.20-74,433.60-37,958.40

Finding the Fourth Proportional to 49,768.20, 74,433.60 and 37,958.40

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Solution

The fourth proportional to 49,768.20, 74,433.60 and 37,958.40 is: 56,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,768.20 : 74,433.60 = 37,958.40 : x
  2. Step 2: Convert to fraction form
    49,768.20/74,433.60 = 37,958.40/x
  3. Step 3: Cross multiply
    49,768.20x = 74,433.60 × 37,958.40
  4. Step 4: Simplify right side
    49,768.20x = 2,825,380,362.24
  5. Step 5: Solve for x
    x = 2,825,380,362.24/49,768.20
  6. Step 6: Final answer
    x = 56,770.80

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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.