Home / 47,851.68-71,777.82-16,686.96

Finding the Fourth Proportional to 47,851.68, 71,777.82 and 16,686.96

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Solution

The fourth proportional to 47,851.68, 71,777.82 and 16,686.96 is: 25,030.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,851.68 : 71,777.82 = 16,686.96 : x
  2. Step 2: Convert to fraction form
    47,851.68/71,777.82 = 16,686.96/x
  3. Step 3: Cross multiply
    47,851.68x = 71,777.82 × 16,686.96
  4. Step 4: Simplify right side
    47,851.68x = 1,197,753,611.23
  5. Step 5: Solve for x
    x = 1,197,753,611.23/47,851.68
  6. Step 6: Final answer
    x = 25,030.54

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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.