Home / 103,799.62-155,692.95-41,425.30

Finding the Fourth Proportional to 103,799.62, 155,692.95 and 41,425.30

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Solution

The fourth proportional to 103,799.62, 155,692.95 and 41,425.30 is: 62,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,799.62 : 155,692.95 = 41,425.30 : x
  2. Step 2: Convert to fraction form
    103,799.62/155,692.95 = 41,425.30/x
  3. Step 3: Cross multiply
    103,799.62x = 155,692.95 × 41,425.30
  4. Step 4: Simplify right side
    103,799.62x = 6,449,627,161.64
  5. Step 5: Solve for x
    x = 6,449,627,161.64/103,799.62
  6. Step 6: Final answer
    x = 62,135.36

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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.