Home / 103,949.08-155,933.44-29,069.20

Finding the Fourth Proportional to 103,949.08, 155,933.44 and 29,069.20

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Solution

The fourth proportional to 103,949.08, 155,933.44 and 29,069.20 is: 43,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,949.08 : 155,933.44 = 29,069.20 : x
  2. Step 2: Convert to fraction form
    103,949.08/155,933.44 = 29,069.20/x
  3. Step 3: Cross multiply
    103,949.08x = 155,933.44 × 29,069.20
  4. Step 4: Simplify right side
    103,949.08x = 4,532,860,354.05
  5. Step 5: Solve for x
    x = 4,532,860,354.05/103,949.08
  6. Step 6: Final answer
    x = 43,606.55

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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.