Home / 47,833.74-71,740.08-18,241.20

Finding the Fourth Proportional to 47,833.74, 71,740.08 and 18,241.20

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Solution

The fourth proportional to 47,833.74, 71,740.08 and 18,241.20 is: 27,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,833.74 : 71,740.08 = 18,241.20 : x
  2. Step 2: Convert to fraction form
    47,833.74/71,740.08 = 18,241.20/x
  3. Step 3: Cross multiply
    47,833.74x = 71,740.08 × 18,241.20
  4. Step 4: Simplify right side
    47,833.74x = 1,308,625,147.30
  5. Step 5: Solve for x
    x = 1,308,625,147.30/47,833.74
  6. Step 6: Final answer
    x = 27,357.78

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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.