Home / 48,845.46-73,271.74-20,762.30

Finding the Fourth Proportional to 48,845.46, 73,271.74 and 20,762.30

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Solution

The fourth proportional to 48,845.46, 73,271.74 and 20,762.30 is: 31,144.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,845.46 : 73,271.74 = 20,762.30 : x
  2. Step 2: Convert to fraction form
    48,845.46/73,271.74 = 20,762.30/x
  3. Step 3: Cross multiply
    48,845.46x = 73,271.74 × 20,762.30
  4. Step 4: Simplify right side
    48,845.46x = 1,521,289,847.40
  5. Step 5: Solve for x
    x = 1,521,289,847.40/48,845.46
  6. Step 6: Final answer
    x = 31,144.96

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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.