Home / 50,983.38-76,457.76-19,385.82

Finding the Fourth Proportional to 50,983.38, 76,457.76 and 19,385.82

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Solution

The fourth proportional to 50,983.38, 76,457.76 and 19,385.82 is: 29,072.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,983.38 : 76,457.76 = 19,385.82 : x
  2. Step 2: Convert to fraction form
    50,983.38/76,457.76 = 19,385.82/x
  3. Step 3: Cross multiply
    50,983.38x = 76,457.76 × 19,385.82
  4. Step 4: Simplify right side
    50,983.38x = 1,482,196,372.96
  5. Step 5: Solve for x
    x = 1,482,196,372.96/50,983.38
  6. Step 6: Final answer
    x = 29,072.15

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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.