Home / 103,767.14-155,453.82-61,558.04

Finding the Fourth Proportional to 103,767.14, 155,453.82 and 61,558.04

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Solution

The fourth proportional to 103,767.14, 155,453.82 and 61,558.04 is: 92,220.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,767.14 : 155,453.82 = 61,558.04 : x
  2. Step 2: Convert to fraction form
    103,767.14/155,453.82 = 61,558.04/x
  3. Step 3: Cross multiply
    103,767.14x = 155,453.82 × 61,558.04
  4. Step 4: Simplify right side
    103,767.14x = 9,569,431,692.44
  5. Step 5: Solve for x
    x = 9,569,431,692.44/103,767.14
  6. Step 6: Final answer
    x = 92,220.26

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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.