Home / 39,266.20-58,769.70-30,453.40

Finding the Fourth Proportional to 39,266.20, 58,769.70 and 30,453.40

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Solution

The fourth proportional to 39,266.20, 58,769.70 and 30,453.40 is: 45,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,266.20 : 58,769.70 = 30,453.40 : x
  2. Step 2: Convert to fraction form
    39,266.20/58,769.70 = 30,453.40/x
  3. Step 3: Cross multiply
    39,266.20x = 58,769.70 × 30,453.40
  4. Step 4: Simplify right side
    39,266.20x = 1,789,737,181.98
  5. Step 5: Solve for x
    x = 1,789,737,181.98/39,266.20
  6. Step 6: Final answer
    x = 45,579.59

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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.