Home / 49,892.40-74,794.58-20,334.96

Finding the Fourth Proportional to 49,892.40, 74,794.58 and 20,334.96

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Solution

The fourth proportional to 49,892.40, 74,794.58 and 20,334.96 is: 30,484.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,892.40 : 74,794.58 = 20,334.96 : x
  2. Step 2: Convert to fraction form
    49,892.40/74,794.58 = 20,334.96/x
  3. Step 3: Cross multiply
    49,892.40x = 74,794.58 × 20,334.96
  4. Step 4: Simplify right side
    49,892.40x = 1,520,944,418.54
  5. Step 5: Solve for x
    x = 1,520,944,418.54/49,892.40
  6. Step 6: Final answer
    x = 30,484.49

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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.