Home / 75,500.40-104,181.49-41,503.29

Finding the Fourth Proportional to 75,500.40, 104,181.49 and 41,503.29

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Solution

The fourth proportional to 75,500.40, 104,181.49 and 41,503.29 is: 57,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,500.40 : 104,181.49 = 41,503.29 : x
  2. Step 2: Convert to fraction form
    75,500.40/104,181.49 = 41,503.29/x
  3. Step 3: Cross multiply
    75,500.40x = 104,181.49 × 41,503.29
  4. Step 4: Simplify right side
    75,500.40x = 4,323,874,253.30
  5. Step 5: Solve for x
    x = 4,323,874,253.30/75,500.40
  6. Step 6: Final answer
    x = 57,269.55

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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.