Home / 49,260.96-73,920.60-18,118.08

Finding the Fourth Proportional to 49,260.96, 73,920.60 and 18,118.08

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Solution

The fourth proportional to 49,260.96, 73,920.60 and 18,118.08 is: 27,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,260.96 : 73,920.60 = 18,118.08 : x
  2. Step 2: Convert to fraction form
    49,260.96/73,920.60 = 18,118.08/x
  3. Step 3: Cross multiply
    49,260.96x = 73,920.60 × 18,118.08
  4. Step 4: Simplify right side
    49,260.96x = 1,339,299,344.45
  5. Step 5: Solve for x
    x = 1,339,299,344.45/49,260.96
  6. Step 6: Final answer
    x = 27,187.84

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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.