Home / 39,744.54-54,815.49-34,954.20

Finding the Fourth Proportional to 39,744.54, 54,815.49 and 34,954.20

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Solution

The fourth proportional to 39,744.54, 54,815.49 and 34,954.20 is: 48,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,744.54 : 54,815.49 = 34,954.20 : x
  2. Step 2: Convert to fraction form
    39,744.54/54,815.49 = 34,954.20/x
  3. Step 3: Cross multiply
    39,744.54x = 54,815.49 × 34,954.20
  4. Step 4: Simplify right side
    39,744.54x = 1,916,031,600.56
  5. Step 5: Solve for x
    x = 1,916,031,600.56/39,744.54
  6. Step 6: Final answer
    x = 48,208.67

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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.