Home / 49,247.24-73,870.38-12,311.24

Finding the Fourth Proportional to 49,247.24, 73,870.38 and 12,311.24

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Solution

The fourth proportional to 49,247.24, 73,870.38 and 12,311.24 is: 18,466.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,247.24 : 73,870.38 = 12,311.24 : x
  2. Step 2: Convert to fraction form
    49,247.24/73,870.38 = 12,311.24/x
  3. Step 3: Cross multiply
    49,247.24x = 73,870.38 × 12,311.24
  4. Step 4: Simplify right side
    49,247.24x = 909,435,977.07
  5. Step 5: Solve for x
    x = 909,435,977.07/49,247.24
  6. Step 6: Final answer
    x = 18,466.74

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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.