Home / 37,262.39-55,899.12-12,305.07

Finding the Fourth Proportional to 37,262.39, 55,899.12 and 12,305.07

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Solution

The fourth proportional to 37,262.39, 55,899.12 and 12,305.07 is: 18,459.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,262.39 : 55,899.12 = 12,305.07 : x
  2. Step 2: Convert to fraction form
    37,262.39/55,899.12 = 12,305.07/x
  3. Step 3: Cross multiply
    37,262.39x = 55,899.12 × 12,305.07
  4. Step 4: Simplify right side
    37,262.39x = 687,842,584.54
  5. Step 5: Solve for x
    x = 687,842,584.54/37,262.39
  6. Step 6: Final answer
    x = 18,459.43

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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.