Home / 71,544.21-98,735.48-41,330.80

Finding the Fourth Proportional to 71,544.21, 98,735.48 and 41,330.80

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Solution

The fourth proportional to 71,544.21, 98,735.48 and 41,330.80 is: 57,039.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,544.21 : 98,735.48 = 41,330.80 : x
  2. Step 2: Convert to fraction form
    71,544.21/98,735.48 = 41,330.80/x
  3. Step 3: Cross multiply
    71,544.21x = 98,735.48 × 41,330.80
  4. Step 4: Simplify right side
    71,544.21x = 4,080,816,376.78
  5. Step 5: Solve for x
    x = 4,080,816,376.78/71,544.21
  6. Step 6: Final answer
    x = 57,039.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.