Home / 48,593.42-72,876.06-20,519.84

Finding the Fourth Proportional to 48,593.42, 72,876.06 and 20,519.84

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Solution

The fourth proportional to 48,593.42, 72,876.06 and 20,519.84 is: 30,773.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,593.42 : 72,876.06 = 20,519.84 : x
  2. Step 2: Convert to fraction form
    48,593.42/72,876.06 = 20,519.84/x
  3. Step 3: Cross multiply
    48,593.42x = 72,876.06 × 20,519.84
  4. Step 4: Simplify right side
    48,593.42x = 1,495,405,091.03
  5. Step 5: Solve for x
    x = 1,495,405,091.03/48,593.42
  6. Step 6: Final answer
    x = 30,773.82

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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.