Home / 43,966.68-65,843.10-20,599.80

Finding the Fourth Proportional to 43,966.68, 65,843.10 and 20,599.80

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Solution

The fourth proportional to 43,966.68, 65,843.10 and 20,599.80 is: 30,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,966.68 : 65,843.10 = 20,599.80 : x
  2. Step 2: Convert to fraction form
    43,966.68/65,843.10 = 20,599.80/x
  3. Step 3: Cross multiply
    43,966.68x = 65,843.10 × 20,599.80
  4. Step 4: Simplify right side
    43,966.68x = 1,356,354,691.38
  5. Step 5: Solve for x
    x = 1,356,354,691.38/43,966.68
  6. Step 6: Final answer
    x = 30,849.60

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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.