Home / 103,554.38-155,361.81-41,234.06

Finding the Fourth Proportional to 103,554.38, 155,361.81 and 41,234.06

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Solution

The fourth proportional to 103,554.38, 155,361.81 and 41,234.06 is: 61,863.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,554.38 : 155,361.81 = 41,234.06 : x
  2. Step 2: Convert to fraction form
    103,554.38/155,361.81 = 41,234.06/x
  3. Step 3: Cross multiply
    103,554.38x = 155,361.81 × 41,234.06
  4. Step 4: Simplify right side
    103,554.38x = 6,406,198,195.25
  5. Step 5: Solve for x
    x = 6,406,198,195.25/103,554.38
  6. Step 6: Final answer
    x = 61,863.13

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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.