Home / 82,593.03-123,938.55-30,006.62

Finding the Fourth Proportional to 82,593.03, 123,938.55 and 30,006.62

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Solution

The fourth proportional to 82,593.03, 123,938.55 and 30,006.62 is: 45,027.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,593.03 : 123,938.55 = 30,006.62 : x
  2. Step 2: Convert to fraction form
    82,593.03/123,938.55 = 30,006.62/x
  3. Step 3: Cross multiply
    82,593.03x = 123,938.55 × 30,006.62
  4. Step 4: Simplify right side
    82,593.03x = 3,718,976,353.51
  5. Step 5: Solve for x
    x = 3,718,976,353.51/82,593.03
  6. Step 6: Final answer
    x = 45,027.73

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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.