Home / 51,212.88-70,675.20-29,993.04

Finding the Fourth Proportional to 51,212.88, 70,675.20 and 29,993.04

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Solution

The fourth proportional to 51,212.88, 70,675.20 and 29,993.04 is: 41,391.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,212.88 : 70,675.20 = 29,993.04 : x
  2. Step 2: Convert to fraction form
    51,212.88/70,675.20 = 29,993.04/x
  3. Step 3: Cross multiply
    51,212.88x = 70,675.20 × 29,993.04
  4. Step 4: Simplify right side
    51,212.88x = 2,119,764,100.61
  5. Step 5: Solve for x
    x = 2,119,764,100.61/51,212.88
  6. Step 6: Final answer
    x = 41,391.23

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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.