Home / 38,830.89-58,204.77-20,092.05

Finding the Fourth Proportional to 38,830.89, 58,204.77 and 20,092.05

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Solution

The fourth proportional to 38,830.89, 58,204.77 and 20,092.05 is: 30,116.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,830.89 : 58,204.77 = 20,092.05 : x
  2. Step 2: Convert to fraction form
    38,830.89/58,204.77 = 20,092.05/x
  3. Step 3: Cross multiply
    38,830.89x = 58,204.77 × 20,092.05
  4. Step 4: Simplify right side
    38,830.89x = 1,169,453,149.08
  5. Step 5: Solve for x
    x = 1,169,453,149.08/38,830.89
  6. Step 6: Final answer
    x = 30,116.57

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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.