Home / 49,021.40-73,551.30-17,859.80

Finding the Fourth Proportional to 49,021.40, 73,551.30 and 17,859.80

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Solution

The fourth proportional to 49,021.40, 73,551.30 and 17,859.80 is: 26,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,021.40 : 73,551.30 = 17,859.80 : x
  2. Step 2: Convert to fraction form
    49,021.40/73,551.30 = 17,859.80/x
  3. Step 3: Cross multiply
    49,021.40x = 73,551.30 × 17,859.80
  4. Step 4: Simplify right side
    49,021.40x = 1,313,611,507.74
  5. Step 5: Solve for x
    x = 1,313,611,507.74/49,021.40
  6. Step 6: Final answer
    x = 26,796.70

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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.