Home / 43,860.52-66,033.43-30,099.88

Finding the Fourth Proportional to 43,860.52, 66,033.43 and 30,099.88

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Solution

The fourth proportional to 43,860.52, 66,033.43 and 30,099.88 is: 45,316.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,860.52 : 66,033.43 = 30,099.88 : x
  2. Step 2: Convert to fraction form
    43,860.52/66,033.43 = 30,099.88/x
  3. Step 3: Cross multiply
    43,860.52x = 66,033.43 × 30,099.88
  4. Step 4: Simplify right side
    43,860.52x = 1,987,598,318.99
  5. Step 5: Solve for x
    x = 1,987,598,318.99/43,860.52
  6. Step 6: Final answer
    x = 45,316.34

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.