Home / 103,241.57-154,847.76-33,111.77

Finding the Fourth Proportional to 103,241.57, 154,847.76 and 33,111.77

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Solution

The fourth proportional to 103,241.57, 154,847.76 and 33,111.77 is: 49,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,241.57 : 154,847.76 = 33,111.77 : x
  2. Step 2: Convert to fraction form
    103,241.57/154,847.76 = 33,111.77/x
  3. Step 3: Cross multiply
    103,241.57x = 154,847.76 × 33,111.77
  4. Step 4: Simplify right side
    103,241.57x = 5,127,283,414.14
  5. Step 5: Solve for x
    x = 5,127,283,414.14/103,241.57
  6. Step 6: Final answer
    x = 49,662.97

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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.