Home / 43,403.04-65,097.27-12,231

Finding the Fourth Proportional to 43,403.04, 65,097.27 and 12,231

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Solution

The fourth proportional to 43,403.04, 65,097.27 and 12,231 is: 18,344.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,403.04 : 65,097.27 = 12,231 : x
  2. Step 2: Convert to fraction form
    43,403.04/65,097.27 = 12,231/x
  3. Step 3: Cross multiply
    43,403.04x = 65,097.27 × 12,231
  4. Step 4: Simplify right side
    43,403.04x = 796,204,709.37
  5. Step 5: Solve for x
    x = 796,204,709.37/43,403.04
  6. Step 6: Final answer
    x = 18,344.45

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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.