Home / 43,216.75-64,836.06-12,052

Finding the Fourth Proportional to 43,216.75, 64,836.06 and 12,052

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Solution

The fourth proportional to 43,216.75, 64,836.06 and 12,052 is: 18,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,216.75 : 64,836.06 = 12,052 : x
  2. Step 2: Convert to fraction form
    43,216.75/64,836.06 = 12,052/x
  3. Step 3: Cross multiply
    43,216.75x = 64,836.06 × 12,052
  4. Step 4: Simplify right side
    43,216.75x = 781,404,195.12
  5. Step 5: Solve for x
    x = 781,404,195.12/43,216.75
  6. Step 6: Final answer
    x = 18,081.05

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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.