Home / 49,624.80-74,402.64-18,451.68

Finding the Fourth Proportional to 49,624.80, 74,402.64 and 18,451.68

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Solution

The fourth proportional to 49,624.80, 74,402.64 and 18,451.68 is: 27,664.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,624.80 : 74,402.64 = 18,451.68 : x
  2. Step 2: Convert to fraction form
    49,624.80/74,402.64 = 18,451.68/x
  3. Step 3: Cross multiply
    49,624.80x = 74,402.64 × 18,451.68
  4. Step 4: Simplify right side
    49,624.80x = 1,372,853,704.44
  5. Step 5: Solve for x
    x = 1,372,853,704.44/49,624.80
  6. Step 6: Final answer
    x = 27,664.67

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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.