Home / 49,634.60-74,426.30-18,453.80

Finding the Fourth Proportional to 49,634.60, 74,426.30 and 18,453.80

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Solution

The fourth proportional to 49,634.60, 74,426.30 and 18,453.80 is: 27,671.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,634.60 : 74,426.30 = 18,453.80 : x
  2. Step 2: Convert to fraction form
    49,634.60/74,426.30 = 18,453.80/x
  3. Step 3: Cross multiply
    49,634.60x = 74,426.30 × 18,453.80
  4. Step 4: Simplify right side
    49,634.60x = 1,373,448,054.94
  5. Step 5: Solve for x
    x = 1,373,448,054.94/49,634.60
  6. Step 6: Final answer
    x = 27,671.18

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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.