Home / 45,524.58-68,329.53-28,028.58

Finding the Fourth Proportional to 45,524.58, 68,329.53 and 28,028.58

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Solution

The fourth proportional to 45,524.58, 68,329.53 and 28,028.58 is: 42,069.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,524.58 : 68,329.53 = 28,028.58 : x
  2. Step 2: Convert to fraction form
    45,524.58/68,329.53 = 28,028.58/x
  3. Step 3: Cross multiply
    45,524.58x = 68,329.53 × 28,028.58
  4. Step 4: Simplify right side
    45,524.58x = 1,915,179,697.97
  5. Step 5: Solve for x
    x = 1,915,179,697.97/45,524.58
  6. Step 6: Final answer
    x = 42,069.13

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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.