Home / 79,226.08-118,839.40-20,061.73

Finding the Fourth Proportional to 79,226.08, 118,839.40 and 20,061.73

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Solution

The fourth proportional to 79,226.08, 118,839.40 and 20,061.73 is: 30,092.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,226.08 : 118,839.40 = 20,061.73 : x
  2. Step 2: Convert to fraction form
    79,226.08/118,839.40 = 20,061.73/x
  3. Step 3: Cross multiply
    79,226.08x = 118,839.40 × 20,061.73
  4. Step 4: Simplify right side
    79,226.08x = 2,384,123,956.16
  5. Step 5: Solve for x
    x = 2,384,123,956.16/79,226.08
  6. Step 6: Final answer
    x = 30,092.67

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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.