Home / 103,401.14-155,083.26-27,500.11

Finding the Fourth Proportional to 103,401.14, 155,083.26 and 27,500.11

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Solution

The fourth proportional to 103,401.14, 155,083.26 and 27,500.11 is: 41,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,401.14 : 155,083.26 = 27,500.11 : x
  2. Step 2: Convert to fraction form
    103,401.14/155,083.26 = 27,500.11/x
  3. Step 3: Cross multiply
    103,401.14x = 155,083.26 × 27,500.11
  4. Step 4: Simplify right side
    103,401.14x = 4,264,806,606.03
  5. Step 5: Solve for x
    x = 4,264,806,606.03/103,401.14
  6. Step 6: Final answer
    x = 41,245.26

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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.