Home / 47,924.82-71,902.71-31,317.30

Finding the Fourth Proportional to 47,924.82, 71,902.71 and 31,317.30

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Solution

The fourth proportional to 47,924.82, 71,902.71 and 31,317.30 is: 46,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,924.82 : 71,902.71 = 31,317.30 : x
  2. Step 2: Convert to fraction form
    47,924.82/71,902.71 = 31,317.30/x
  3. Step 3: Cross multiply
    47,924.82x = 71,902.71 × 31,317.30
  4. Step 4: Simplify right side
    47,924.82x = 2,251,798,739.88
  5. Step 5: Solve for x
    x = 2,251,798,739.88/47,924.82
  6. Step 6: Final answer
    x = 46,986.07

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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.