Home / 49,679.62-74,519.43-14,619.30

Finding the Fourth Proportional to 49,679.62, 74,519.43 and 14,619.30

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Solution

The fourth proportional to 49,679.62, 74,519.43 and 14,619.30 is: 21,928.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,679.62 : 74,519.43 = 14,619.30 : x
  2. Step 2: Convert to fraction form
    49,679.62/74,519.43 = 14,619.30/x
  3. Step 3: Cross multiply
    49,679.62x = 74,519.43 × 14,619.30
  4. Step 4: Simplify right side
    49,679.62x = 1,089,421,903.00
  5. Step 5: Solve for x
    x = 1,089,421,903.00/49,679.62
  6. Step 6: Final answer
    x = 21,928.95

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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.