Home / 49,548.37-68,388.90-30,432.73

Finding the Fourth Proportional to 49,548.37, 68,388.90 and 30,432.73

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Solution

The fourth proportional to 49,548.37, 68,388.90 and 30,432.73 is: 42,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,548.37 : 68,388.90 = 30,432.73 : x
  2. Step 2: Convert to fraction form
    49,548.37/68,388.90 = 30,432.73/x
  3. Step 3: Cross multiply
    49,548.37x = 68,388.90 × 30,432.73
  4. Step 4: Simplify right side
    49,548.37x = 2,081,260,928.70
  5. Step 5: Solve for x
    x = 2,081,260,928.70/49,548.37
  6. Step 6: Final answer
    x = 42,004.63

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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.