Home / 49,518.09-74,279.88-14,456.79

Finding the Fourth Proportional to 49,518.09, 74,279.88 and 14,456.79

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Solution

The fourth proportional to 49,518.09, 74,279.88 and 14,456.79 is: 21,685.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,518.09 : 74,279.88 = 14,456.79 : x
  2. Step 2: Convert to fraction form
    49,518.09/74,279.88 = 14,456.79/x
  3. Step 3: Cross multiply
    49,518.09x = 74,279.88 × 14,456.79
  4. Step 4: Simplify right side
    49,518.09x = 1,073,848,626.39
  5. Step 5: Solve for x
    x = 1,073,848,626.39/49,518.09
  6. Step 6: Final answer
    x = 21,685.99

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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.