Home / 58,520.62-80,757.87-31,662.53

Finding the Fourth Proportional to 58,520.62, 80,757.87 and 31,662.53

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Solution

The fourth proportional to 58,520.62, 80,757.87 and 31,662.53 is: 43,693.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,520.62 : 80,757.87 = 31,662.53 : x
  2. Step 2: Convert to fraction form
    58,520.62/80,757.87 = 31,662.53/x
  3. Step 3: Cross multiply
    58,520.62x = 80,757.87 × 31,662.53
  4. Step 4: Simplify right side
    58,520.62x = 2,556,998,903.19
  5. Step 5: Solve for x
    x = 2,556,998,903.19/58,520.62
  6. Step 6: Final answer
    x = 43,693.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.