Home / 49,442.24-74,162.79-12,002.73

Finding the Fourth Proportional to 49,442.24, 74,162.79 and 12,002.73

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Solution

The fourth proportional to 49,442.24, 74,162.79 and 12,002.73 is: 18,003.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,442.24 : 74,162.79 = 12,002.73 : x
  2. Step 2: Convert to fraction form
    49,442.24/74,162.79 = 12,002.73/x
  3. Step 3: Cross multiply
    49,442.24x = 74,162.79 × 12,002.73
  4. Step 4: Simplify right side
    49,442.24x = 890,155,944.42
  5. Step 5: Solve for x
    x = 890,155,944.42/49,442.24
  6. Step 6: Final answer
    x = 18,003.96

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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.