Home / 43,171.39-64,760.73-12,006.64

Finding the Fourth Proportional to 43,171.39, 64,760.73 and 12,006.64

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Solution

The fourth proportional to 43,171.39, 64,760.73 and 12,006.64 is: 18,010.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,171.39 : 64,760.73 = 12,006.64 : x
  2. Step 2: Convert to fraction form
    43,171.39/64,760.73 = 12,006.64/x
  3. Step 3: Cross multiply
    43,171.39x = 64,760.73 × 12,006.64
  4. Step 4: Simplify right side
    43,171.39x = 777,558,771.25
  5. Step 5: Solve for x
    x = 777,558,771.25/43,171.39
  6. Step 6: Final answer
    x = 18,010.97

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1.5x scale

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.