Home / 43,968.87-65,971.71-18,996.06

Finding the Fourth Proportional to 43,968.87, 65,971.71 and 18,996.06

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Solution

The fourth proportional to 43,968.87, 65,971.71 and 18,996.06 is: 28,502.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,968.87 : 65,971.71 = 18,996.06 : x
  2. Step 2: Convert to fraction form
    43,968.87/65,971.71 = 18,996.06/x
  3. Step 3: Cross multiply
    43,968.87x = 65,971.71 × 18,996.06
  4. Step 4: Simplify right side
    43,968.87x = 1,253,202,561.46
  5. Step 5: Solve for x
    x = 1,253,202,561.46/43,968.87
  6. Step 6: Final answer
    x = 28,502.04

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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.