Home / 47,433.38-71,150.06-12,372.94

Finding the Fourth Proportional to 47,433.38, 71,150.06 and 12,372.94

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Solution

The fourth proportional to 47,433.38, 71,150.06 and 12,372.94 is: 18,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,433.38 : 71,150.06 = 12,372.94 : x
  2. Step 2: Convert to fraction form
    47,433.38/71,150.06 = 12,372.94/x
  3. Step 3: Cross multiply
    47,433.38x = 71,150.06 × 12,372.94
  4. Step 4: Simplify right side
    47,433.38x = 880,335,423.38
  5. Step 5: Solve for x
    x = 880,335,423.38/47,433.38
  6. Step 6: Final answer
    x = 18,559.41

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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.