Home / 33,283.11-45,930.45-18,175.77

Finding the Fourth Proportional to 33,283.11, 45,930.45 and 18,175.77

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Solution

The fourth proportional to 33,283.11, 45,930.45 and 18,175.77 is: 25,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,283.11 : 45,930.45 = 18,175.77 : x
  2. Step 2: Convert to fraction form
    33,283.11/45,930.45 = 18,175.77/x
  3. Step 3: Cross multiply
    33,283.11x = 45,930.45 × 18,175.77
  4. Step 4: Simplify right side
    33,283.11x = 834,821,225.81
  5. Step 5: Solve for x
    x = 834,821,225.81/33,283.11
  6. Step 6: Final answer
    x = 25,082.43

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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.