Home / 41,900.63-62,838.64-12,311.43

Finding the Fourth Proportional to 41,900.63, 62,838.64 and 12,311.43

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Solution

The fourth proportional to 41,900.63, 62,838.64 and 12,311.43 is: 18,463.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,900.63 : 62,838.64 = 12,311.43 : x
  2. Step 2: Convert to fraction form
    41,900.63/62,838.64 = 12,311.43/x
  3. Step 3: Cross multiply
    41,900.63x = 62,838.64 × 12,311.43
  4. Step 4: Simplify right side
    41,900.63x = 773,633,228.15
  5. Step 5: Solve for x
    x = 773,633,228.15/41,900.63
  6. Step 6: Final answer
    x = 18,463.52

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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.