Home / 49,631.23-74,477.60-20,049.32

Finding the Fourth Proportional to 49,631.23, 74,477.60 and 20,049.32

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Solution

The fourth proportional to 49,631.23, 74,477.60 and 20,049.32 is: 30,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,631.23 : 74,477.60 = 20,049.32 : x
  2. Step 2: Convert to fraction form
    49,631.23/74,477.60 = 20,049.32/x
  3. Step 3: Cross multiply
    49,631.23x = 74,477.60 × 20,049.32
  4. Step 4: Simplify right side
    49,631.23x = 1,493,225,452.75
  5. Step 5: Solve for x
    x = 1,493,225,452.75/49,631.23
  6. Step 6: Final answer
    x = 30,086.41

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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.