Home / 103,669.94-155,463.06-40,481.03

Finding the Fourth Proportional to 103,669.94, 155,463.06 and 40,481.03

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Solution

The fourth proportional to 103,669.94, 155,463.06 and 40,481.03 is: 60,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,669.94 : 155,463.06 = 40,481.03 : x
  2. Step 2: Convert to fraction form
    103,669.94/155,463.06 = 40,481.03/x
  3. Step 3: Cross multiply
    103,669.94x = 155,463.06 × 40,481.03
  4. Step 4: Simplify right side
    103,669.94x = 6,293,304,795.75
  5. Step 5: Solve for x
    x = 6,293,304,795.75/103,669.94
  6. Step 6: Final answer
    x = 60,705.20

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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.